Smith & Wesson K Frame Model 10 Used Cylinder Stop & Spring Old Style .38 Special Part 1081B model 986 Proper fitting and function testing

Proper fitting and function testing are essential for safe operation

Critical safety function - Locks cylinder in proper alignment for safe firing

Ensures smooth action cycling and chambering

Pre-1957 revolvers may require serial number verification for proper fitment

Smith & Wesson K Frame Model 10 Used Cylinder Stop & Spring Old Style .38 Special Part 1081B model 986 Proper fitting and function testingSmith & Wesson K Frame Model 10 Used Cylinder Stop & Spring Old Style Used OEM Cylinder Stop & Spring (Old Style) . 38 Special K Frame This listing is for the cylinder stop and spring (old style) only. Model Compatibility Chart Model Frame Caliber Style Model 10 (early old style variants) K Frame . 38 Special Old Style Verify your dash number before ordering. Old style configuration only not compatible with later Model 10 variants. Specifications