L18 Smith & Wesson L Frame Model 681 Internal Parts Lot Used 38Spl / 357Mag Model 68 This internal lock system is

This internal lock system is standard on modern Smith & Wesson revolvers and prevents the trigger and hammer from functioning when engaged

When drilling

Trigger Width:

Dimensions:

Saves time and thumb fatigue at the range

L18 Smith & Wesson L Frame Model 681 Internal Parts Lot Used 38Spl / 357Mag Model 68 This internal lock system isPart# L18 Smith & Wesson L Frame Model 681 Internal Parts Lot Used 38 Special 357 Magnum Revolver Pistol Gun Part. 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