CMC Triggers AR15/AR10 Two Stage Trigger Curved Large Pin 1 lb. Set-3 lb. Release Self contained one piece assembly;CMC Anti-Walk pin set;Fits MIL-SPEC AR-15 and AR-10 style rifles;Easy to install;Ultracrisp trigger;Available in Curved 1lb. Set- 3lb., Curved 2lb. Set -2lb., Flat 1lb. Set- 3lb., Flat 2lb. Set- 2lb., Curved Large Pin 1lb. Set- 3lb., Flat Large Pin 2lb. Set -2lb.table.productattributes, .productattributes td { border-bottom: 1px solid #ddd; border-collapse: collapse; padding: 2px; text-align: left; } Item Category Code: 7600 Product Group Code: 7600O Product Sub Group 1: 7600O4 Inactive: Yes