Helix T-17 threaded barrel for Elite Force G-Series GBB pistols (fit for 17 model). Barrel only, RNO Super Nut not included: Available for purchase separately.
Aluminum construction, hard coat anodized. 14mm+ (positive) threading, original Helix 9mm markings. Can be combined with any 14mm+ (positive) threaded barrel extension or thread protector.