Cooper Arms Model 54 Classic in 6.5 Creedmoor. Cooper was an early adopter of the 6.5 Creedmoor when Hornady introduced it in 2007-2008, recognizing that the cartridge's inherent accuracy and efficient case design were well-suited to their precision manufacturing. The Model 54 in 6.5 Creedmoor has become one of Cooper's most popular configurations as the cartridge swept the precision rifle and hunting markets through the 2010s. Type: Rifle Action: Bolt-Action Caliber: 6.5 Creedmoor Capacity: 1 Year introduced: 2008, USA Weight: 58 oz Overall length: 42" Status: Active Intended use: hunting, target shooting, precision rifle