Rosco Manufacturing ROS-BCG-002 Bolt Carrier Group, 556NATO/300 Blackout, Fits AR-15, Phosphate and Chrome Lined Finish, Black

Experience top-tier reliability with the Rosco Manufacturing Bolt Carrier Group, engineered for modern AR-15 platforms. Crafted with a phosphate coating and chrome lined gas key and bolt channel to ensure longevity and smooth operation in demanding conditions. Fully rated for full-auto use, making it ideal for both recreational shooters and tactical applications. Includes a properly staked gas key to prevent loosening during extended firing sessions. Features a shot peened and MPI-tested matched bolt with an upgraded extractor for precise locking and enhanced accuracy. Built to military specifications, offering unmatched dependability and performance shot after shot. Perfectly compatible with 5.56 NATO and 300 Blackout calibers, providing versatility for various shooting needs.

Features:

• Carrier Material: 8620 Steel.
• Gas Key: 4130 Steel, attached with Grade 8 hardware, properly staked.
• Cam Pin: Hardened 4340 Steel.
• Firing Pin: 8740 Steel, Heat Treated, Mil-Spec, Center-less ground, Hard Chrome Plated.
• Bolt Material: C158, , Phosphate Coated, MPI/HPT.
• Extractor: 4140 Steel, Heat Treated, Shot Peened.
• Ejector: S2-S7 Tool Steel, Shot Peened.
• Phosphate/Chrome BCGs ship with upgraded Sprinco Extractor Kit.

Specifications:

• Type: Bolt Carrier Group
• Manufacturer Part: ROS-BCG-002
• Color: Black
• Manufacturer: Rosco Manufacturing
• Sub Category: Bolts & Bolt Carrier Groups
• Finish: Phosphate