ASK AN EXPERTDescription
- Carrier Features: Material: Billet carrier machined from 8620 steel and case hardened; Finish: Black Nitride - advanced lower friction coating that minimizes the need for lubricants and cleaning; Gas Key: 4130 Steel attached with Grade 8 hardware and prop
- Bolt Features: Material: Case Hardened 9310 Steel, Finish: All bolt components are shot peened and phosphate coated, Extractor: Machined from 4340 Steel with double o-rings and double springs
- BCG Includes: Bolt carrier, Complete bolt, Firing pin, Cam pin, Retaining pin
