Hiperfire's revamped HipertouchA(R) trigger line gives the AR-15 shooter an impressive array of options in a single-stage trigger with shorter pre-travel, faster reset, and increased hammer energy than the standard G.I.-type trigger. Dual coil springs across the top of the HiperfireA(R) trigger reduce friction on the sear and increase hammer striking power by 35% over a "mil-spec" trigger, while a pair of interchangeable color-coded springs let you choose between a 2.5 lb. or 3.5 lb. pull weight. Of course, all the HipertouchA(R) models give your AR-15 a smooth, consistent pull with just a hint of creep, a snappy break, and a very short over-travel, followed by fas Mfg: Hiperfire