The GP100 10mm is a 6-shot double-action revolver using full-moon clips to headspace the rimless 10mm Auto cartridge. It brings centerfire semi-auto performance to a revolver platform. The 10mm generates substantial energy at moderate velocity, making it a credible hunting and woods carry option. Moon clips enable fast reloads. Type: Revolver Action: Double-Action / Single-Action Caliber: 10mm Auto Capacity: 6 Year introduced: 2016, USA Weight: 36 oz Overall length: 9.5" Status: Active Intended use: Hunting, Woods Carry, Range