Smith & Wesson Mainspring Stirrup 38-3, 49-3, 60-9, 317, 331, 332, 337, 337PD, 340, 340PD, 342, 342PD, 351PD, 360, 360PD, 431PD, 432PD, 442, 637-1, 638-2, 642 (for use with Mim Hammer Only)

Smith & Wesson

Smith & Wesson Mainspring Stirrup 38-3, 49-3, 60-9, 317, 331, 332, 337, 337PD, 340, 340PD, 342, 342PD, 351PD, 360, 360PD, 431PD, 432PD, 442, 637-1, 638-2, 642 (for use with Mim Hammer Only)

Best price $9.99 at MidwayUSA

View at MidwayUSA

Category
Accessory
MPN
215860000
UPC
00197706969284

Price comparison

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Price history

    Current best $9.99All-time low $2.38 (Jun 13, 2025)Highest $9.99