6.03mm GBB Barrel for Glock 19 87mm

6.03 Black Python II Barrel WE19

6.03 Black Python II Barrel M1911

6.03 113mm Inner Barrel For Hi-Capa

6.03 200mm Inner Barrel For AAP01

6.03 129mm Inner Barrel For AAP01

6.03mm GBB Barrel for Hi-Capa 5.1 112.5mm

116mm WE Galaxy G-Series Inner Barrel

110mm WE Galaxy 1911 Inner Barrel