S&W J Frame Pre-Model 37 Airweight Bolt, Spring & Plunger .38 Special - P37V2 N frame model 29-3 Start with the heaviest spring

Start with the heaviest spring (9 LB) and work your way down to find the optimal balance between light trigger pull and reliable ignition:

The yoke (also called the crane) is the pivoting arm that holds the cylinder assembly and allows it to swing out of the frame for loading and unloading

Fits revolvers with 3" barrels and longer (not compatible with 2" snub nose configurations)

Genuine factory new Smith & Wesson barrel nut designed for the X Frame Model 500 revolver

Part Type: Grip Panels (Straight Back)

S&W J Frame Pre-Model 37 Airweight Bolt, Spring & Plunger .38 Special - P37V2 N frame model 29-3 Start with the heaviest springS&W J Frame Pre Model 37 (Airweight) Bolt, Spring & Plunger Part Number: P37V2 Condition: Used (Old Style) Material: Blue Steel Caliber: . 38 Special Model Compatibility Model Frame Caliber Notes Pre Model 37 J Frame . 38 Special Airweight, Old Style Part Includes Bolt Bolt Spring Bolt Plunger Original used Smith & Wesson part in good working condition. Fits Pre Model 37 (Airweight) J Frame revolvers only. Verify compatibility with your specific