Wolff XP Magazine Spring +10% Smith & Wesson 4013 4053 .40 S&W Compact Pistols 76771 model 12 airweight same reliable trigger-to-cylinder linkage

same reliable trigger-to-cylinder linkage

or damaged swivel results in light hammer strikes

14 LB (This Spring): Factory standard weight for all standard loads

Factory parts are manufactured to exact specifications and tolerances

Fits M&P 9mm 1

Wolff XP Magazine Spring +10% Smith & Wesson 4013 4053 .40 S&W Compact Pistols 76771 model 12 airweight same reliable trigger-to-cylinder linkageWolff XP Magazine Spring +10% Smith & Wesson 4013 4053 . 40 S&W Compact Pistols Part Number: 76771 Condition: Factory New Brand: Wolff Gunsprings The Wolff XP Magazine Spring delivers +10% extra power over the factory standard spring, providing improved feeding reliability and consistent magazine tension for Smith & Wesson 3rd Generation . 40 S&W compact pistols. Precision wound in the USA to exact specifications. Important: Not for use in 4013 TSW 9