This is a threaded barrel kit for the Ruger-57 pistol, in stainless steel with a 1/2x28 thread pitch. It allows you to attach muzzle devices such as compensators or suppressors, for the 5.7x28mm chambering. Ruger is known for durable, American-made firearms. A good upgrade for owners who want to add a muzzle device to their pistol.

In stock and ready to ship straight to your door from Dawson Defense, an Arizona-owned licensed dealer.