Kpos G2 by FAB defense 

Good condition, less than 100 rounds through it. 

The FAB Defense KPOS G2 Conversion Kit for Glock will work for G 17, 18, 19, 20, 21, 22, 23, 25, 29, 30, 31, 32, 34, 35, 37 (Gen 3 – 5 including ‘C’ Models). The Glock KPOS turns your regular pistol into a stable, fun to shoot personal defense weapon that increases accuracy by making it easier to hold, aim, and control under fire. Whether you are looking for the perfect home defense firearm or looking to improve your shots at the range the KPOS is the best choice on the market.