LWRC IC-A5 in .300 Blackout with the short-stroke piston system, combining LWRC's piston reliability with the suppressor-optimized cartridge. The piston system reduces heat and gas blowback when shooting subsonic .300 BLK through a suppressor. Type: Rifle Action: Semi-Automatic Caliber: .300 BLK Capacity: 30 Year introduced: 2016, USA Weight: 104 oz Overall length: 32" Status: Active Intended use: Suppressor Host, Service, Law Enforcement