Sig Sauer GSR Co2 4.5MM .177 BB Pistol

Officially licensed Sig Sauer replica handgun Fires .177 Cal 4.5mm steel BB's Full 1:1 scale full metal handgun Utilizes standard 12 gram CO2 cartridges (sold separately) Push button clip release holds 21 BB's Semi-automatic firing configuration Full length aluminum barrel Includes: 100-pc. 4.5mm .177 Cal. Steel BB's Length: 7.5" Shoots at 397 FPS