Per Ruger in Alluminio 1/2x28 10/22 Adattatore Freno a Muso .223 Protezione Filettatura

Especially handy when switching muzzle devices. For Ruger 10/22 Thread Adapter to 5/8"x24 & 1/2"x28. 1 223 Adapter. 1 223 Nuts. 1 223 Nut Adapter. Thread Protector Material: Steel. Brake Adapter Material: Aluminum.

eBay