The RISE Armament Rave 140 is the gen 2 of the best-selling RA-140 Super Sporting Trigger (SST). Among RISE triggers, the Rave 140 is an incredibly budget-friendly upgrade for your AR-style platform, boasting supreme reliability. It also includes free anti-walk pins. Clean break with a short reset Enhances accuracy by minimizing gun disturbance and allows faster initial and follow up shots when compared to a standard trigger. Curved trigger blade for enhanced control and comfort. Single-stage trigger system. Features the "Join or Die" flag's design. Easy-to-install drop-in design. Unit weight: 2.6oz. CNC precision machined from high grade, heat treated tool steel and aluminum. Anodized cassette housing. Fits AR-style platforms built to Mil-Spec dimensions(calibers include .223/5.56, .308, 6.5, 9mm and more).