Smith & Wesson M&P 15-22 Threaded Barrel 16.5" .22 LR 405020000 firing pin parts Part number 104210000 is a

Part number 104210000 is a critical fire control component that prevents the pistol from firing unless the slide is fully in battery

Verify your revolver’s style before ordering

Stainless Steel  Polished

Model 57 (

Smith & Wesson N Frame Model 629 Cylinder -

Smith & Wesson M&P 15-22 Threaded Barrel 16.5" .22 LR 405020000 firing pin parts Part number 104210000 is aThis Smith & Wesson Model M&P 15 22 rifle features a 16. 5" threaded barrel, chambered in . 22LR. Designed with a military and police inspired model, it provides a highly accurate and durable option for shooters. Part #405020000 16. 5" . 22 M and P Barrel. Sorry We don't stock other parts for this rifle. Except magazines. We can order parts if you need them. Thanks USAGUNSANDGEAR. COM