Smith & Wesson Model 39-2 Back Insert (Part #3922) - Genuine OEM Blue Steel M&P 22 Compact Proper cylinder stop function is

Proper cylinder stop function is absolutely critical for accuracy

Spring & Plunger

not aftermarket imitation

Manual Safety Included: Integrated thumb safety mechanism

Part Number: K101034

Smith & Wesson Model 39-2 Back Insert (Part #3922) - Genuine OEM Blue Steel M&P 22 Compact Proper cylinder stop function isSmith & Wesson Model 39 2 Back Insert Genuine Factory OEM Part Part Number: 3922 Condition: Quality Inspected Used Finish: Blue Steel Why Choose This Genuine S&W Back Insert? Factory OEM Quality: Authentic Smith & Wesson part, not an aftermarket substitute Precision Fit Guaranteed: Exact factory specifications for Model 39 2 pistols Quality Inspected: Each used part thoroughly examined for function and integrity Critical Component: Essential for