Kalibrgun Barrel 1/2 UNF

KALIBRGUN BARREL 1/2 x 20 UNF Adaptor

This adaptor allows you to connect any standard 1/2 x 20 UNF moderator to your rifle barrel.

This unit comes with internal m14 thread and O-ring installed inside the unit for tight seal.

Will fit to 177, 22 , 25 and 30 caliber.

(no tools required)