Standard 1/8″BSP male thread for direct fitting to a flexible fill line or Quick Release Fittings.

Compatible with:

• BSA Scorpion TS
• BSA Scorpion Cadet (Gauge at front of rifle)
• BSA Goldstar SE,
• GAMO Coyote 
• GAMO GX (Includes GX40, PHOX, Venari