Smith & Wesson 6906, Firing Pin Safety Plunger, Used, Excellent $20.00 Excellent condition, used firing pin safety plunger, for a Smith and Wesson 6906. In stock Smith & Wesson 6906, Firing Pin Safety Plunger, Used, Excellent quantity Add to cart Category: Smith & Wesson Related products S&W 59/459/5904 series XP magazine springs 3 pak $34.97 Smith & Wesson K frame Extractor rod collar $10.00