The FailZero 6.8 SPC Bolt Carrier Group (BCG) (No Hammer) comes fully assembled and ready to drop into mil spec AR-15s chambered for 6.8 SPC. All of the critical parts are coated with FailZero's EXO Nickel Boron which provides permanent dry lubricity, extreme durability, corrosion resistance and will reduce friction and improve the overall performance of your 6.8 SPC AR-15 based rifle. It is compatible with 6.8 SPC and 6.8 SPC II rounds.
Wet lubrication is never needed. The EXO Technology dissipates heat so efficiently that the rifle will run cooler and cleaner since wet lubrication isn't needed.
All FailZero parts are mil-spec quality.
Nickel Boron treated parts include:
- Bolt & Extractor (6.8 SPC & 6.8 SPC II compatible)
- Bolt Carrier (M16 style)
- Cam Pin
- Carrier Key
- Firing Pin