Faxon Firearms set out to create a bolt carrier group that could live up to the GUNNER name with no compromise in strength or function. They set specifications that would allow no compromise: Lightest Weight Possible (8.5 Ounces Complete) MIL-SPEC Materials & Finishes or Better! Forward Assist Serrations Compatible with Dust Covers Maintains Full-Auto Trip Sear for full-auto and the new multi-stage trigger functionality Looks Amazing Matching their barrels, they selected the QPQ method of Salt Bath Nitride for all the carriers' components. By coating all parts, the carrier's natural slickness is increased markedly requiring less ga Mfg: Faxon Firearms