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Customer Reviews
Most Recent Reviews
nice a5 buffer tube by Vince, June 16, 2026
Well made and well priced! There are multiple positions for finer stock adjustment. The machining looks good. But most of all this is more affordable than a lot of other options.
Most Recent Reviews
SLICK AND VERY RELIABLE by Drew, Verified Owner, May 13, 2026
10/10 FOR ME I added this to my 18" Radian Build and man does it look and shoot great. Solid quality for a rifle length rifle.
Read All 2 Reviews
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Product Info for Forward Controls Design RE5F AR-15 and M16 .308 Winchester/.223 Remington Receiver Extension A5

RE5F is a 9 position receiver extension compatible with Vltor's splendid A5.image

RE5F is compatible with 308 ARs and Vltor's A5 system. For AR15/M16 applications, it must use Vltor A5 or A5 compatible buffers, rifle length recoil springs (Vltor's A5 spring or Sprinco's Green spring).

RE5F is made from impact extruded 7075 aluminum with rolled threads and anodized black. The interior is dry film lubed, the body diameter is milspec (compatible with all milspec carbine stocks), it has extra drain holes to better and more quickly drain water inside the RE.

WARNING: California`s Proposition 65

Specifications for Forward Controls Design RE5F AR-15 and M16 .308 Winchester/.223 Remington Receiver Extension A5:

Manufacturer: Forward Controls Design
Finish: Amodized
Fabric/Material: 7075 Aluminum
Gun Make: AR Platform
Gun Model: M16, AR-15
Weight: 4.24 oz
Caliber: .308 Winchester, .223 Remington

Package Contents:

  • Forward Controls Design RE5F AR-15 and M16 .308 Winchester/.223 Remington Receiver Extension A5

Forward Controls Design RE5F AR-15 and M16 .308 Winchester/.223 Remington Receiver Extension A5 Orderable Models

List of Orderable Models

  • Forward Controls Design RE5F AR-15 and M16 .308 Winchester/.223 Remington Receiver Extension A5, Black, RE5F , MPN: RE5F , UPC: 682157948659 , Code: 6QG-RBT-FCDN11-RE5F
  • Forward Controls Design RE5F AR-15 and M16 .308 Winchester/.223 Remington Receiver Extension A5, Olive Drab Green, RE5F, ODG , MPN: RE5F, ODG , UPC: 796520450059 , Code: 6QG-RBT-FCDN11-RE5F-ODG
  • Forward Controls Design RE5F AR-15 and M16 .308 Winchester/.223 Remington Receiver Extension A5, Burnt Bronze, RE5F, BB , MPN: RE5F, BB , UPC: 796520450066 , Code: 6QG-RBT-FCDN11-RE5F-BB
  • Forward Controls Design RE5F AR-15 and M16 .308 Winchester/.223 Remington Receiver Extension A5, Flat Dark Earth, RE5F, FDE , MPN: RE5F, FDE , UPC: 796520450042 , Code: 6QG-RBT-FCDN11-RE5F-FDE
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Last updated 2026-07-02 UTC.