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Smith & Wesson 66141 Smith & Wesson K Frame Model 66 Main Spring Used .357 Magnum Part 000000000

Smith & Wesson Model 66 K-Frame Mainspring Used - 66141

$6.99

Smith & Wesson Model 66 K-Frame Mainspring, Used

Replacement mainspring for a Smith & Wesson Model 66 .357 Magnum K-frame revolver. This is a used part; expect signs of prior installation or handling. Listing number: 66141.

Model compatibility

Model Frame Caliber Fitment note
Smith & Wesson Model 66 K-frame .357 Magnum Dash-revision fitment has not been verified. Compare your original spring and confirm fit before ordering.

Professional installation and fitment inspection are recommended. This listing is for the mainspring only.

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