3781 Smith & Wesson Used J Frame Model 37 Airweight Cylinder Stop & Spring Model 629 Part # 25143 Smith &

Part # 25143 Smith & Wesson Revolver N Size Model 25 Rebound Slide Assembly & Spring

this OEM part is a direct drop-in replacement for the 2nd Generation 9mm double-stack pistol

polymer follower

Not sure if this fits your revolver

The thumb piece (cylinder release latch) and nut are essential for proper cylinder swing-out function

3781 Smith & Wesson Used J Frame Model 37 Airweight Cylinder Stop & Spring Model 629 Part # 25143 Smith &3781 Smith & Wesson Used J Frame Model 37 Airweight Cylinder Stop & Spring Old Style . 38 Special 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 # . If this is the case