SIG SAUER MCX/MPX Side-Folding M4 Style Stock Black - All NFA Rules Apply STKXFOLDM4BLK |

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SIG SAUER + Gun Parts Sig Sauer Gun Parts SIG SAUER MCX/MPX Side-Folding M4 Style Stock Black - All NFA Rules Apply STKXFOLDM4BLK

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Image of EDEMO SIG SAUER MCX/MPX Side-Folding M4 Style Stock Black, EDEMO1

EDEMO SIG SAUER MCX/MPX Side-Folding M4 Style Stock Black, EDEMO1

Image of EDEMO SIG SAUER MCX/MPX Side-Folding M4 Style Stock Black, EDEMO3

EDEMO SIG SAUER MCX/MPX Side-Folding M4 Style Stock Black, EDEMO3

Image of EDEMO SIG SAUER MCX/MPX Side-Folding M4 Style Stock Black, EDEMO2

EDEMO SIG SAUER MCX/MPX Side-Folding M4 Style Stock Black, EDEMO2

Image of SIG SAUER MCX/MPX Side-Folding M4 Style Stock Black

SIG SAUER MCX/MPX Side-Folding M4 Style Stock Black

Image of EDEMO SIG SAUER MCX/MPX Side-Folding M4 Style Stock Black, EDEMO1

EDEMO SIG SAUER MCX/MPX Side-Folding M4 Style Stock Black, EDEMO1

Image of EDEMO SIG SAUER MCX/MPX Side-Folding M4 Style Stock Black, EDEMO3

EDEMO SIG SAUER MCX/MPX Side-Folding M4 Style Stock Black, EDEMO3

Image of EDEMO SIG SAUER MCX/MPX Side-Folding M4 Style Stock Black, EDEMO2

EDEMO SIG SAUER MCX/MPX Side-Folding M4 Style Stock Black, EDEMO2

Image of SIG SAUER MCX/MPX Side-Folding M4 Style Stock Black

SIG SAUER MCX/MPX Side-Folding M4 Style Stock Black

Image of SIG SAUER MCX/MPX Side-Folding M4 Style Stock Black

SIG SAUER MCX/MPX Side-Folding M4 Style Stock Black

Image of SIG SAUER MCX/MPX Side-Folding M4 Style Stock Black

SIG SAUER MCX/MPX Side-Folding M4 Style Stock Black

Image of SIG SAUER MCX/MPX Side-Folding M4 Style Stock Black

SIG SAUER MCX/MPX Side-Folding M4 Style Stock Black

Image of SIG SAUER MCX/MPX Side-Folding M4 Style Stock Black

SIG SAUER MCX/MPX Side-Folding M4 Style Stock Black

Image of SIG SAUER MCX/MPX Side-Folding M4 Style Stock Black

SIG SAUER MCX/MPX Side-Folding M4 Style Stock Black

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Product Info for SIG SAUER MCX/MPX Side-Folding M4 Style Stock Black - All NFA Rules Apply STKXFOLDM4BLK

The Sig Sauer MCX/MPX Side-Folding Butt Stock makes your MCX or MPX easier to pack into smaller spaces. These Gun Parts deliver all the SIG SAUER quality you expect, with solid installation and a stable feel when shooting. Sig Sauer MCX/MPX Compact Side-Folding Stocks mount easily on your receiver's 1913 interface. Customize your build with a sleek look with a Sig Sauer MCX/MPX Side-Folding Rifle Stock.

Features of SIG SAUER MCX/MPX Side-Folding M4 Style Stock STOCK-X-FOLD-M4-BLK:

Sturdy folding M4-style stock.
Allows installation of standard AR-15 type buttstocks on your MCX/MPX.
Adjustable length of pull.
Easy to install.

Package Contents:

SIG SAUER MCX/MPX Side-Folding M4 Style Stock Black - All NFA Rules Apply STKXFOLDM4BLK

SIG SAUER Infinite Guarantee

Gun Parts and Accessories

1–9 / 9

Strike Industries Dual Folding Adapter Stabilizer, Black, One Size, SI-FSA-DUAL-STAB

Strike Industries Dual Folding Adapter Stabilizer, Black, One Size, SI-FSA-DUAL-STAB

List: $197.95 (Save $10.00)

DFCO Kung Fu Grip, Black

DFCO Kung Fu Grip, Black

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SB Tactical MPX Pistol Stabilizing Brace, Black MPX-01-SB

SB Tactical MPX Pistol Stabilizing Brace, Black MPX-01-SB

List: $199.99 (Save 20%)

Strike Industries Sig MPX/MCX Stabilizer

Strike Industries Sig MPX/MCX Stabilizer

As Low As (Save Up to 27%)

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Maglula Lula Loader & Unloader, Black - LU19B

Maglula Lula Loader & Unloader, Black - LU19B

List: $38.95 (Save 13%)

Reptilia CQG Pistol Grip For AR-15/SR-25/SIG MPX/MCX/FN SCAR

Reptilia CQG Pistol Grip For AR-15/SR-25/SIG MPX/MCX/FN SCAR

As Low As (Save Up to 35%)

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SIG SAUER Fixed/Folding Pivoting Contour Brace w/ Locking Hinge

SIG SAUER Fixed/Folding Pivoting Contour Brace w/ Locking Hinge

As Low As (Save Up to 24%)

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SIG SAUER Lever - Gas Valve, 2400901-R

SIG SAUER Lever - Gas Valve, 2400901-R

List: $47.99 (Save $4.00)

Stark Equipment MPX Rifle Grip

Stark Equipment MPX Rifle Grip

As Low As (Save Up to $2.15)

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Gun Stocks

1–9 / 9

Free 2 Day Shipping

Strike Industries Dual Folding Stock, Ambidextrous, AR-15/AR-10/CZ Scorpion EVO 3/SIG Sauer MCX/Brugger & Thomet APC9/CZ BREN 2/Ruger PC Charger/CZ Scorpion, Black, One Size, SI-FSA-DUAL-STOCK

Strike Industries Dual Folding Stock, Ambidextrous, AR-15/AR-10/CZ Scorpion EVO 3/SIG Sauer MCX/Brugger & Thomet APC9/CZ BREN 2/Ruger PC Charger/CZ Scorpion, Black, One Size, SI-FSA-DUAL-STOCK

List: $197.95 (Save $10.00)

Samson S.A.S. Rifle Stock w/Folding Picatinny Adapter

Samson S.A.S. Rifle Stock w/Folding Picatinny Adapter

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A3 Industries Universal Picatinny Mount - Modular Telescoping Stock

A3 Industries Universal Picatinny Mount - Modular Telescoping Stock

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SIG SAUER MCX/MPX Minimalist Plus Locking Folding Stock, Black, 8901411

SIG SAUER MCX/MPX Minimalist Plus Locking Folding Stock, Black, 8901411

List: $261.43 (Save $23.94)

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SIG SAUER MCX/MPX Minimalist Locking Folding Stock, Black, 8901410

SIG SAUER MCX/MPX Minimalist Locking Folding Stock, Black, 8901410

List: $261.43 (Save $17.94)

SIG SAUER MCX/MPX Folding Visor Rifle Stock, Black, 8901412

SIG SAUER MCX/MPX Folding Visor Rifle Stock, Black, 8901412

List: $299.99 (Save 12%)

SIG SAUER MCX/MPX Folding Stock Adapter, Coyote Brown, 8901458

SIG SAUER MCX/MPX Folding Stock Adapter, Coyote Brown, 8901458

List: $249.99 (Save $12.50)

SIG SAUER MCX/MPX Collapsible Stock Black

SIG SAUER MCX/MPX Collapsible Stock Black

List: $299.99 (Save 17%)

SIG SAUER MCX/MPX Folding Rifle Stock, Black, STOCK-X-FOLD-CTR-BLK

SIG SAUER MCX/MPX Folding Rifle Stock, Black, STOCK-X-FOLD-CTR-BLK

List: $199.00 (Save 15%)

Firearm Case

1–37 / 37

MTM Tactical 39in Rifle Crate, Dark Earth, TRC39

MTM Tactical 39in Rifle Crate, Dark Earth, TRC39

List: $126.00 (Save 32%)

Pelican VAULT V800 Double Rifle Case, 56.11in

Pelican VAULT V800 Double Rifle Case, 56.11in

List: $275.99 (Save Up to 18%)

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Evolution Outdoor President Series Case

Evolution Outdoor President Series Case

As Low As (Save Up to 11%)

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Ulfhednar Gun Case w/backpack straps 140 cm, NSN N, UH040

Ulfhednar Gun Case w/backpack straps 140 cm, NSN N, UH040

List: $498.00 (Save 10%)

Pelican VAULT V700 Case, Takedown Firearms, 39.61in, Black, VCV700-0000-BLK

Pelican VAULT V700 Case, Takedown Firearms, 39.61in, Black, VCV700-0000-BLK

List: $210.99 (Save 19%)

Pelican Vault V730 Tactical Rifle Case wl/wf, 47.1in

Pelican Vault V730 Tactical Rifle Case wl/wf, 47.1in

List: $253.43 (Save Up to 23%)

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Eberlestock E2B Sniper Sled Drag Bag - 57in Long, Black

Eberlestock E2B Sniper Sled Drag Bag - 57in Long, Black

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Voodoo Tactical OPMOD Double Rifle Weapons Case, 42 in, 42 in, Coyote/Black, OP-7619061000

Voodoo Tactical OPMOD Double Rifle Weapons Case, 42 in, 42 in, Coyote/Black, OP-7619061000

List: $214.99 (Save 46%)

Plano Rustrictor AW2 Rifle Case

Plano Rustrictor AW2 Rifle Case

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Voodoo Tactical 42in Padded Weapons Case w/Die Cut MOLLE

Voodoo Tactical 42in Padded Weapons Case w/Die Cut MOLLE

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Pelican Storm Cases iM3300 Long Hard Gun Case, 53.8in

Pelican Storm Cases iM3300 Long Hard Gun Case, 53.8in

As Low As (Save Up to 19%)

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Boyt Harness H48SG Single Long Gun Case, 48in, Black, 40139

Boyt Harness H48SG Single Long Gun Case, 48in, Black, 40139

List: $165.00 (Save 20%)

Ulfhednar Gun Case w/Backpack Straps

Ulfhednar Gun Case w/Backpack Straps

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Eylar Extra Large 53in Waterproof Roller Hard Rifle Case w/Foam

Eylar Extra Large 53in Waterproof Roller Hard Rifle Case w/Foam

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Ulfhednar Gun Case/Shooting Mat Combo, Cordura Material, UH041

Ulfhednar Gun Case/Shooting Mat Combo, Cordura Material, UH041

List: $598.00 (Save 15%)

Armageddon Gear Precision Rifle Case

Armageddon Gear Precision Rifle Case

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Pelican Storm Cases iM3100 Long Hard Gun Case, 39.8in

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Armageddon Gear M2010 Precision Rifle Case, Coyote Brown, AG0111

Armageddon Gear M2010 Precision Rifle Case, Coyote Brown, AG0111

List: $389.99 (Save $8.82)

Elite Survival Systems Covert Operations Discreet Carry Cases

Elite Survival Systems Covert Operations Discreet Carry Cases

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Plano Element Gun Eqpmnt Case 44 in Double Tact Gun w/Gray Accent, Black, PLAM9440

Plano Element Gun Eqpmnt Case 44 in Double Tact Gun w/Gray Accent, Black, PLAM9440

List: $299.99 (Save 44%)

Eylar Large 48in Waterproof Roller Hard Rifle Case w/Foam

Eylar Large 48in Waterproof Roller Hard Rifle Case w/Foam

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Galati Gear 35in. Riot Gun Case 105819

Galati Gear 35in. Riot Gun Case 105819

List: $98.95 (Save 18%)

Boyt Harness Rifle Case

Boyt Harness Rifle Case

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Boyt Harness H41XD Tactical Rifle/Carbine Case, 41in, Black, 40149

Boyt Harness H41XD Tactical Rifle/Carbine Case, 41in, Black, 40149

List: $253.00 (Save 28%)

Eylar Standard 44in Waterproof Roller Hard Rifle Case w/Foam

Eylar Standard 44in Waterproof Roller Hard Rifle Case w/Foam

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Birchwood Casey Single 36in Gun Case, Black, 600D Polyester, Rifle, BC-RBG36

Birchwood Casey Single 36in Gun Case, Black, 600D Polyester, Rifle, BC-RBG36

List: $104.99 (Save $9.00)

Kryptek Aeron Scoped 48in Rifle Case

Kryptek Aeron Scoped 48in Rifle Case

List: $61.01 (Save Up to 22%)

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Pelican V800, Vault Double Rifle Case, With Foam, Olive Drab Green, 56.11"x 19.15"x 6.65" VCV800-0000-ODG

Pelican V800, Vault Double Rifle Case, With Foam, Olive Drab Green, 56.11"x 19.15"x 6.65" VCV800-0000-ODG

List: $255.99 (Save 10%)

Plano Diverge Eva Soft Gun Rifle Cases

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M&P Pro Tac Gun Case, 42in, 110025

M&P Pro Tac Gun Case, 42in, 110025

List: $119.99 (Save 35%)

Flambeau 513SN Double Coverage Black Polymer 5 Scoped Rifle Or Shotgun

Flambeau 513SN Double Coverage Black Polymer 5 Scoped Rifle Or Shotgun

List: $131.99 (Save $4.00)

Bulldog Cases & Vaults Ultra Compact Ar-15 Discreet Carry Case, 29 In. - Navy

Bulldog Cases & Vaults Ultra Compact Ar-15 Discreet Carry Case, 29 In. - Navy

List: $66.99 (Save 18%)

Plano Pro-Max Single Scoped Rifle Case,Black, PMC153104

Plano Pro-Max Single Scoped Rifle Case,Black, PMC153104

List: $75.99 (Save 25%)

Evolution Outdoor Rawhide Series Waxed Canvas Rifle Case, 48in, 44347-EV

Evolution Outdoor Rawhide Series Waxed Canvas Rifle Case, 48in, 44347-EV

List: $74.99 (Save $5.20)

Voodoo Tactical Scope Rifle Scabbard, Coyote, 20-8915007000

Voodoo Tactical Scope Rifle Scabbard, Coyote, 20-8915007000

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Browning SA-22 Fitted Rifle Case, Black/Tan 1428608090

Browning SA-22 Fitted Rifle Case, Black/Tan 1428608090

List: $359.99 (Save 32%)

Boyt Harness H52SG Hard Sided Single Long Gun Case, 52in, Black, 40156

Boyt Harness H52SG Hard Sided Single Long Gun Case, 52in, Black, 40156

List: $180.00 (Save $10.51)

Forends/Handguards

1–9 / 9

Free 2 Day Shipping

Lancer Systems SIG MPX Carbon SIG Sauer MPX M-LOK Handguard

Lancer Systems SIG MPX Carbon SIG Sauer MPX M-LOK Handguard

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AIM Sports Inc M-LOK 12.76in Drop-In Specialty Handguard for SIG MPX, Black, Medium, MTMPXM, Black, Medium, MTMPXM

AIM Sports Inc M-LOK 12.76in Drop-In Specialty Handguard for SIG MPX, Black, Medium, MTMPXM, Black, Medium, MTMPXM

List: $129.99 (Save 23%)

Lancer Mcx Carbon Fiber Handguard

Lancer Mcx Carbon Fiber Handguard

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Lancer Handguard Sig Mcx 12" M-lok Carbon Fiber

Lancer Handguard Sig Mcx 12" M-lok Carbon Fiber

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Lancer Systems SIG MPX Carbon Handguard

Lancer Systems SIG MPX Carbon Handguard

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Midwest Industries MCX Virtus 12.5in Handguard M-LOK

Midwest Industries MCX Virtus 12.5in Handguard M-LOK

List: $219.95 (Save $10.00)

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Midwest Industries Mpx Handguard M-lok, Black - MI-MPX80M

Midwest Industries Mpx Handguard M-lok, Black - MI-MPX80M

List: $173.95 (Save $11.00)

SIG SAUER Hand Guard SIG MCX, Aluminum, Low Profile, Rifle, MLOK, Gray, Large, MCX-RIFLE-MLOK-GRY

List: $199.00 (Save 12%)

SIG SAUER MCX Rattler Low Profile M-LOK Handguard, 5in, 5.56mm, Aluminum, Black, HGRD-MCX-R55-MLOK-BLK

List: $199.99 (Save 25%)

SIG SAUER MCX/MPX Side-Folding M4 Style Stock Black - All NFA Rules Apply STKXFOLDM4BLK Accessories

1–5 / 5

SIG SAUER FOXTROT2 580 Lumens Weapon Light

SIG SAUER FOXTROT2 580 Lumens Weapon Light

List: $189.99 (Save Up to 25%)

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SinterFire Reduced Hazard .300 AAC Blackout 110 Grain Frangible Brass Cased Rifle Ammo, 50 Rounds, SF300BLK110RHA

SinterFire Reduced Hazard .300 AAC Blackout 110 Grain Frangible Brass Cased Rifle Ammo, 50 Rounds, SF300BLK110RHA

List: $50.69 (Save 16%)

Comp-Tac PCC PLM Magazine Pouch

Comp-Tac PCC PLM Magazine Pouch

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SIG SAUER Iron Sight Set, Flip Up, fits M1913 Rail, Black, SITE-SET-1913-FLIP

SIG SAUER Iron Sight Set, Flip Up, fits M1913 Rail, Black, SITE-SET-1913-FLIP

List: $149.99 (Save 12%)

SinterFire GreenLine .300 AAC Blackout 110 Grain Frangible Brass Rifle Ammo, 50 Rounds, SF300BLK110GL-C

SinterFire GreenLine .300 AAC Blackout 110 Grain Frangible Brass Rifle Ammo, 50 Rounds, SF300BLK110GL-C

List: $52.79 (Save $4.80)

Gun Triggers

1–6 / 6

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Triggertech SIG Sauer Adaptable Trigger

Triggertech SIG Sauer Adaptable Trigger

List: $307.44 (Save Up to $28.64)

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Geissele MPX M4 Trigger System, Sig Sauer MPX, M4 Curve, 2.75 - 3 lbs

Geissele MPX M4 Trigger System, Sig Sauer MPX, M4 Curve, 2.75 - 3 lbs

List: $360.00 (Save 17%)

Triggertech Adaptable Sig MPX Two-Stage Trigger

Triggertech Adaptable Sig MPX Two-Stage Trigger

List: $307.44 (Save Up to 14%)

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Timney Triggers SIG MPX Straight Trigger, 4.5lb Pull Weight, Black, 683

Timney Triggers SIG MPX Straight Trigger, 4.5lb Pull Weight, Black, 683

List: $267.99 (Save $22.50)

Blackout Defense Sig MCX Zero Trigger

Blackout Defense Sig MCX Zero Trigger

List: $259.99 (Save $20.00)

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SIG SAUER Trigger, Timney, MPX Single Stage, 1811266-R

SIG SAUER Trigger, Timney, MPX Single Stage, 1811266-R

List: $314.99 (Save 14%)

Image of SIG SAUER P365 Flat Pistol Trigger KIT

SIG SAUER P365 Flat Pistol Trigger KIT List: $69.99 $50.99 Save 27% Best Rated

Image of SIG SAUER Fixed/Folding Pivoting Contour Brace w/ Locking Hinge

2 models SIG SAUER Fixed/Folding Pivoting Contour Brace w/ Locking Hinge As Low As $189.99 Save Up to 24% Best Rated

Image of SIG SAUER X-Ray3 Pistol Sight Set, No. 6 Green Front, No. 8 Rear, round

SIG SAUER X-Ray3 Pistol Sight Set, No. 6 Green Front, No. 8 Rear, round List: $134.99 $99.99 Save 26% Best Rated

Image of SIG SAUER Factory Replacement Adjustable Flip Up Sight Set for M400 TREAD

2 models SIG SAUER Factory Replacement Adjustable Flip Up Sight Set for M400 TREAD As Low As $119.99 Save Up to 20% Final Sale

Image of SIG SAUER Safety Lever Pin

SIG SAUER Safety Lever Pin List: $29.99 $25.99 Save 13% Best Rated

Image of SIG SAUER MCX/MPX Minimalist Locking Folding Stock

SIG SAUER MCX/MPX Minimalist Locking Folding Stock List: $261.43 $243.49 Save $17.94 Free 2 Day Shipping

Image of SIG SAUER X-RAY3 Day/Night Sight Set

SIG SAUER X-RAY3 Day/Night Sight Set List: $149.99 $99.99 Best Rated

Image of SIG SAUER MCX/MPX Folding Visor Rifle Stock

SIG SAUER MCX/MPX Folding Visor Rifle Stock List: $299.99 $263.49 Save 12%

Image of SIG SAUER Factory Replacement Two Stage Flat Blade Trigger Kit for M400 TREAD

SIG SAUER Factory Replacement Two Stage Flat Blade Trigger Kit for M400 TREAD List: $119.99 $94.79 Save 21% On Sale

Image of SIG SAUER P320 Flat Skeletonized Enhanced Stainless Steel Trigger

SIG SAUER P320 Flat Skeletonized Enhanced Stainless Steel Trigger List: $121.19 $86.49 Save 29% Best Rated

Image of SIG SAUER Spectre Comp Slide Assembly P365/P365XL/P365X 9mm Luger w/ Integrated Compensator and X-Ray3 Day/Night Suppressor Sights

2 models SIG SAUER Spectre Comp Slide Assembly P365/P365XL/P365X 9mm Luger w/ Integrated Compensator and X-Ray3 Day/Night Suppressor Sights As Low As $459.49 Save Up to 12% Best Rated

Image of SIG SAUER X-Ray3 Pistol Sight Set, No. 8 Green Front, No. 8 Rear, square

SIG SAUER X-Ray3 Pistol Sight Set, No. 8 Green Front, No. 8 Rear, square List: $139.99 $99.99 Best Rated

Image of SIG SAUER P226 9 mm Chrome Phosphate Barrel

SIG SAUER P226 9 mm Chrome Phosphate Barrel List: $179.99 $154.49 Save 14% Best Rated

Image of SIG SAUER Pro-Cut Slide Assembly P320 Sub-Compact/XCompact/X-Full Size 9mm Luger w/X-Ray3 Day/Night Suppressor Sights

9 models SIG SAUER Pro-Cut Slide Assembly P320 Sub-Compact/XCompact/X-Full Size 9mm Luger w/X-Ray3 Day/Night Suppressor Sights As Low As $303.99 Save Up to 32% Best Rated

Image of SIG SAUER ZEV P226 9mm Romeo 1 Pro Combat Sights Barrel Assembly

SIG SAUER ZEV P226 9mm Romeo 1 Pro Combat Sights Barrel Assembly List: $899.99 $759.99 Save 16%

Image of SIG SAUER Replacement Barrel For P229, .40 S&W

SIG SAUER Replacement Barrel For P229, .40 S&W List: $179.99 $154.49 Save 14% Best Rated

Image of SIG SAUER 40 Subcompact Barrel

SIG SAUER 40 Subcompact Barrel List: $179.99 $116.49 Save 35% Final Sale

Image of SIG SAUER Factory Replacement M-LOK Handguard for M400 TREAD

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Image of SIG SAUER P226 9 mm Barrel

SIG SAUER P226 9 mm Barrel List: $179.99 $153.49 Save 15%

Image of SIG SAUER MCX/MPX Folding Stock Adapter

SIG SAUER MCX/MPX Folding Stock Adapter List: $249.99 $237.49 Save $12.50

Image of SIG SAUER P320 Compact/Carry 9mm Luger Barrel

5 models SIG SAUER P320 Compact/Carry 9mm Luger Barrel As Low As $107.99 Save Up to 40% On Sale

Image of SIG SAUER P229-1 9 mm Pistol Barrel

SIG SAUER P229-1 9 mm Pistol Barrel List: $179.99 $157.49 Save 13% Best Rated

Image of SIG SAUER P938 Gen 2 Slide Stop

SIG SAUER P938 Gen 2 Slide Stop List: $27.49 $21.99 Save 20%

Image of SIG SAUER P365 Receiver Pin

SIG SAUER P365 Receiver Pin $16.99 Best Rated

SIG SAUER + Gun Parts Sig Sauer Gun Parts SIG SAUER MCX/MPX Side-Folding M4 Style Stock Black - All NFA Rules Apply STKXFOLDM4BLK