Details:
Our BCM MK2 Receiver Extension for your AR15, M16, M4. Machined from 7075T6 and manufactured to Mil-Spec dimensions and specifications. Mil-Spec receiver extensions have a slightly smaller dimension where the stock slides on. Hard Coat Anodized per Mil-A-8625F, Type III, Class 2
*NOTE* These buffer tubes require a M16 rifle action spring and specific BCM MK2 buffer, carbine and rifle buffers will NOT work.
Specs:
- Fits AR
- 8 Position
- Can Reduce Felt Recoil
- Requires Proprietary Buffer Weight
Determined at checkout.
