Description
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. *NOTE* These buffer tubes require a rifle action spring and specific BCM MK2 buffer, carbine and rifle buffers will NOT work.
Features :
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Features :
- Fits AR
- 8 Position
- Can Reduce Felt Recoil
- Requires Proprietary Buffer Weight
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