3/8x24 UNF Thread 12g 16g 25g Co2 Capsule to 88g M16x1.5 Gas Cartridge AIR RIFLE
With 3/8-24 UNF internal thread. Designed for the Sig Sauer MPX / MCX and Umarex AirJavelin, Fusion II and similar CO2 air rifles. Ideal suited to short shooting sessions and gun testing. M16 x 1.5mm external thread.