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25" ✓ Yes M&P 40 Full Size 1
5-Spring Kit: Multiple spring weights for precise trigger tuning
Designed specifically for Smith & Wesson J Frame Model 37 Airweight revolvers
Blue steel side plate from a Smith & Wesson K Frame Pre-Model 19 Combat Magnum 4-screw revolver
Features: Smith & Wesson factory part Gunsmiths Required: Disassembly and Assembly required to replace a part
KLN189A S&W K,L,N Frame Model 63-67,681,686,624,627,629,657 Trigger .265" Extractor Rod 25" ✓ Yes M&P 40Part#KLN189A S&W K,L,N Frame Model 63,64,65,66,67,681,686,624,627,629,657 Trigger . 265" Smooth Face Stainless Steel Old Style (Not MIM) Used Part
