The LWRCI REPR (Rapid Engagement Precision Rifle) MKII is a short-stroke piston AR-10 pattern rifle with a cold hammer-forged barrel, LWRCI's adjustable piston system, and a fully ambidextrous lower receiver. One of the most refined semi-auto .308 rifles made in the US. Type: Rifle Action: Semi-Auto Caliber: 7.62x51 NATO Capacity: 20 Year introduced: 2018, USA Weight: 179.2 oz Overall length: 41.25" Status: Active Intended use: Law Enforcement, Military, Competition, Precision Shooting