Simply Replace your spring retainer, spring and piston for this fixed thread mount. These adapters make it possible to use any caliber Sidewinder on Fixed barrel pistol caliber rifles and pistols. Made from 17-PH stainless steel with a Matte Black Finish.
YHM 1/2″-28 CRBNE ADPTR SDWNR M2 BLK
$34.00
In stock
YHM 1/2″-28 CRBNE ADPTR SDWNR M2 BLK