Cryptic Coatings 9mm AR-15 Bolt Carrier Group - Mystic Black

The Cryptic Coatings 9mm Bolt Carrier Group is a fully assembled BCG for 9mm AR-15 carbines with a GLOCK or Colt-style lower receiver. It features a heat treated 4140 steel 9mm extractor for heavy-duty use. It's compatible with MIL-SPEC buffers and spring assemblies and has a removable counterweight. It is assembled with an aluminum guide key installed into self-locking bolts that eliminate the need to stake. This bolt carrier group features a Mystic Black coating for a unique look and added customization to your carbine.

Features:

• Compatible with GLOCK and COLT style lowers
• 4140 steel external extractor for 9mm cases, heat treated
• 416 stainless steel bolt, heat treated
• Stainless steel firing pin with spring
• Removable counterweight
• Dust cover compatible
• Works with most aftermarket triggers
• Weighs 13.5 oz