Smith & Wesson Model 39-2 Back Insert (Part #3923) - Genuine OEM sight screws Production Years: K Frame introduced

Production Years: K Frame introduced 1899 (modern K Frame 1930s-present)

Please verify compatibility with your specific revolver model before ordering

Caliber: Specifically designed for

Model 360 (

Keep your L Frame Model 681 running reliably with this genuine Smith & Wesson factory replacement hammer

Smith & Wesson Model 39-2 Back Insert (Part #3923) - Genuine OEM sight screws Production Years: K Frame introducedSmith & Wesson Model 39 2 Back Insert Genuine Factory OEM Part Part Number: 3923 Condition: Quality Inspected Used Finish: Black 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 proper