Features for CMC Full Auto triggers includes Full-Auto compatible, Ultra-crisp trigger with no feel of creep prior to hammer release, Glass-smooth break with no feel of grittiness minimal lock time, Factory pre-set pull weights, Positive trigger reset allowing quick follow up shot on target, hand assembled and hand tested, CMC Anti-Walk pin set, fits MIL-SPEC AR-15 and AR-10 style rifles, 8620 Alloy Steel and S7 Tool Steel with machined tolerances of +/- .001”, Multi-patented once piece drop-in assembly installs in minutes, and is encased in an aluminum box with anodized coating for increased rigidity to withstand full-auto rate of fire.