Geissele Automatics Reliability Enhanced Bolt Carrier Group (REBCG) 5.56mm - Nanoweapon Coated
The Geissele Reliability Enhanced Bolt Carrier Group (REBCG) is a 5.56mm NATO/.223 Rem. bolt carrier group built around the Geissele Stressproof Bolt. The Stressproof Bolt is forged from Carpenter 158+ steel and is designed for increased fatigue resistance.
Finished in Geissele Nanoweapon coating for corrosion, wear, and abrasion resistance, this REBCG is high pressure tested and magnetic particle inspected.