The ASG STI Tactical X gas blowback airsoft pistol provides suppressive semiautomatic firepower that compliments your favorite AEG. This gun is CO2-compatible and has a robust weight courtesy of its metal slide, hammer & trigger. The Tactical X has realist blowback recoil that compares favorably with other gas blowback airsoft pistols on the market. The gun features a functional slide, a 28 rd magazine and a shot velocity of 300-320 fps (using .20g BBs). Attach tactical red dot sights & flashlights on the accessory rail underneath the barrel for added versatility and fast target acquisition. Long range accuracy can also be adjusted by tweaking the gun's adjustable hop-up unit. If accuracy, realistic looks & power are what you need, this gun deilvers!