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Code: KNA-HZ-LIUJJNL-98064
MPN: 98064
UPC: 819064012580
The KAC M4 RAS (Rail Adapter System) was developed for use on the US militarys M4 Carbine, and with over 1 million rails issued to date, it is one of the most battle proven designs available for the AR-15 platform. This non-free float handguard is a simple-to-install, drop-in upgrade that features genuine Mil-Spec M1913 Picatinny Rails along its entire length. What sets the M4 RAS apart from other 2-piece quad rails on the market is that it securely locks to the rifles barrel nut via a clamp and screw arrangement, making it a very solid foundation upon which to mount tactical accessories. Includes three KAC 11 Rib Rail Panels.![]()
Rifle Requirements: The M4 RAS is a drop-in replacement part for standard, 2-piece polymer, M4-type handguards. The rifle must have a carbine length gas system, delta ring assembly, fixed front sight/gas block, and round handguard end cap. Lighter barrel profiles work best (M4 or Government contours). Heavier barrel contours may require modification to the inside of the rail. For AR-15/SR-15 based platforms only; not compatible with SR-25 variants.
| Manufacturer: | Knight's Armament |
| Color: | Black |
| Finish: | Anodized |
| Fabric/Material: | Aluminum |
| Gun Make: | AR Platform |
| Gun Model: | AR-15 |
| Gun Type: | Rifle |
| Gun Rail: | MIL-STD 1913 |
| Weight: | 8.9 oz |
| Additional Features: | 11-Rib |
| Last Chance: | Yes |
| Country of Origin: | USA |
| Length: | 6.25 in |
| Attachment Type: | Picatinny |