Smith & Wesson J Frame Model 37 Airweight Hammer Block Old Style .38 Special Used j60u Genuine S&W Part: Factory OEM

Genuine S&W Part: Factory OEM component (Part #395110000)

Compatible With: Smith & Wesson K-Frame revolvers

Compatible Front Sight Pins

and proper ignition

Upgrade your N Frame with genuine Smith & Wesson precision components

Smith & Wesson J Frame Model 37 Airweight Hammer Block Old Style .38 Special Used j60u Genuine S&W Part: Factory OEMSmith & Wesson J Frame Model 37 Airweight Hammer Block Old Style . 38 Special Used (Part# J3710A) This listing is for one used Smith & Wesson J Frame Model 37 Airweight hammer block in the old style configuration. This is an OEM factory part in used condition, removed from a functioning firearm. The hammer block is a passive safety component that prevents the firing pin from contacting the primer unless the trigger is fully depressed. Note: This is