

Product Description
Upgrade your AR-9 build with the KAK Industry Enhanced 9mm Bolt Carrier Group (BCG), designed for smooth cycling and dependable performance with both Colt and Glock style magazine setups. Built around a steel weighted carrier and a durable nitride black finish, this BCG uses proven materials including an 8620 alloy steel carrier, a precision-machined 4130 gas key, and an 8740 steel firing pin to support long service life and consistent operation.
Product Highlights
- Enhanced 9mm AR bolt carrier group built for reliable cycling and long-lasting performance
- Steel weighted carrier compatible with Colt and Glock style magazines
- Durable 8620 alloy steel construction with a wear- and corrosion-resistant nitride black finish
- Precision-machined 4130 steel gas key for secure, dependable function
- 8740 steel firing pin for strength and durability under repeated use
Specs
- Brand: KAK Industry
- Product Type: Bolt Carrier Group (BCG)
- Platform: AR-9 / 9mm AR
- Caliber: 9mm
- Finish/Color: Black (Nitride)
- Carrier Material: 8620 alloy steel
- Gas Key Material: 4130 steel
- Firing Pin Material: 8740 steel
- Compatibility: Colt and Glock style magazines
- Weight: 0.96 lb
- Manufacturer Part Number: MO-KAK9MMENHBCG
- UPC: 811163035729
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