Key Features CleanSplit Fully Independent Two-Stage Design Have-It-All Light Pull and Crisp Break Performance Smooth-Sliding Dual-Blade Design NoDoubt Second-Stage Wall for maximum feedback, flexibility, and control Icicle crisp and clean break Clear 'n' Quick Reset - fast, easy-to-feel reset for quicker follow-up shots Wide, comfortable curved front trigger blade 1-lb. pull on first stage, 2-lb. pull on second stage (A A 1/4 lb. on each) StrongArm Hammer Springs to prevent light primer strikes Heavy-Hit Hardening on S7 steel parts finished with durable black nitride 6061 aerospace-grade aluminum housing for long-lasting durability Fast, easy elementary installation -just drop in lower and secure with the included anti-walk pins Compatible with AR-15s and AR-10s with mil-spec dimensions. Calibers include .223/5.56, .308, 6.5, and more Includes free anti-walk trigger pins Available in ICONIC Green, Graphite Gray, or FDE Patents pending Backed by the ICONIC Best-of-Both-Worlds Performance Guarantee and RISE's Lifetime Warranty