Beretta 391 Model

Steel, filled with mercury, permanently sealed. Trouble free. No springs, no weights, no grease or oil make C&H reducers are reliable and unaffected by temperature change. Easy to install and remove. Just replace the magazine cap for instant recoil reduction. Detents lock in place. Stainless steel with satin finish.  Detents lock in place.  Weight 8 ounces