Smith & Wesson J Frame Model 37 Airweight Hammer Block Old Style .38 Special Used Armornite Compact flush-fit magazine ideal for

Compact flush-fit magazine ideal for concealed carry

Model 12 (

Black Finish: Durable black finish

Universal fit for all Smith & Wesson N Frame revolver models including: 24

Smith & Wesson J Frame Model 37 Airweight Hammer Block Old Style .38 Special Used Armornite Compact flush-fit magazine ideal forSmith & 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