The Ballistic Engineering AR Accurized is a fully adjustable trigger packed with features to help you get the most performance out of your rifle. Features2.5lbs-5.00 lbs adjustable pull weight1.75 degree trigger with one of the shortest breaks and resets available for your rifleBallistic Engineering`s patented disconnect system for superior reliability NiB-X Nickel-Boron coated hammerFull power hammer spring for reliable ignitionA2 toolsteel internals17-4Ph stainless steel bushingsClear anodized 6061 aluminum housing