The GLOCK 20 V MOS pistol is full size for maximum capacity and performance chambered in 10mm AUTO. The slide is precision machined to provide a mounting system for popular red dot optics. You can quickly and easily mount red dot sights to the slide using adapter plates. The G20 V MOS pistol features the GLOCK Marksman Barrel (GMB) nDLC surface finish front serrations an ambidextrous slide stop lever and more. – The SAFE ACTION® System is a fully automatic safety system consisting of three passive independently operating mechanical safeties. All three safeties disengage sequentially as the trigger is pulled and automatically re-engage when the trigger is released. – Caliber 10mm Auto – System Safe Action® – Mag. Capacity 10 – Barrel Length 117 mm / 4.61 inch – Weight without magazine 715 g / 25.22 oz – Weight with empty magazine 805 g / 28.40 oz – Weight with loaded magazine 1055 g / 37.21oz – Trigger Pull 26 N