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Why USA Guns And Gear
Model: Spark II
Installation Notes: The cartridge stop and interruptor are critical feeding components that affect reliability and safety
This listing is for one (1) used Smith & Wesson OEM smooth trigger assembly for the J Frame Pre-Model 31 Police Regulation revolver
This trigger is specifically designed for Smith & Wesson K Frame Model 13 revolvers chambered in
JB42A Smith & Wesson J Frame Model 42 Air Weight Safety Lever Used .38 Special J Frame revolver Why USA Guns And GearJB42A Smith & Wesson J Frame Model 42 Air Weight Safety Lever Used . 38 Special Please call or email with any questions! How to determine the model number of your Smith & Wesson Revolver. Swing out the cylinder , check behind the yoke on the frame for a MODEL NUMBER. Model numbers began in 1957 58. So if there is no model number then your revolver may be older than 1957 58. In this case we can possibly still find the part you need with the serial # .
