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)

Old-style design ensures reliable trigger return and proper function

375" Wide Spur Used Part Old Style

Please verify compatibility with your specific revolver model before ordering

Magazine base plates and extensions

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