Smith & Wesson J Frame Model 640 Rebound Slide & Spring Stainless Steel 640143 sear housing block this magazine offers the ultimate

this magazine offers the ultimate reliability that only a genuine S&W part can provide

New Old Stock (NOS) — original factory condition

Compatible with J Frame Model 640 revolvers

Installation Notes

Smith & Wesson J Frame Model 640 Rebound Slide & Spring Stainless Steel 640143 sear housing block this magazine offers the ultimateSmith & Wesson J Frame Model 640 Rebound Slide & Spring Assembly Factory OEM replacement part for reliable revolver performance. Model: 640 J Frame Caliber: . 38 Special Part Number: 640143 Material: Stainless Steel Condition: Used, Old Style Compatibility: Smith & Wesson J Frame Model 640 revolvers This genuine Smith & Wesson rebound slide and spring assembly is essential for proper trigger function and hammer operation. The rebound slide controls