<p>HK MR762A1 BULLET BUTTON •Includes Raddlock bullet button & fixed mag •Semi-auto •Short-stroke gas-piston pusher-rod system (replaces common gas tube) •Full-length top rail •2-Stage trigger 4.5-5.6# pull •HK cold hammer forged barrel •HK free-floating Picatinny quad-rail forend is removable & returns to zero reinstalled •Troy Micro BattleSights •Ambidextrous controls •Convertible charging handle •Adjustable 5-position buttstock •Ergonomic pistol grip •Transluc”-39.50″ •Wt.: 9.8</p>