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A small black metal hammer block part displayed on a clear stand in front of a white label card that reads 'Smith & Wesson Revolver K Frame Model 12 .38 Special ctg.

Smith & Wesson K Frame Model 12 Airweight Hammer Block Old Style Used Part# 12120A

$6.99

Smith & Wesson K Frame Model 12 Airweight Revolver Hammer Block. Old style used part in good working condition.

Compatible Models: Model 12, 12-1, 12-2, 12-3 (.38 Special ctg.)

Part Number: 12120A
Frame Size: K Frame
Caliber: .38 Special
Condition: Used — Old Style
Vendor: Smith & Wesson

Note: This is the old-style hammer block. Verify dash number compatibility before ordering. Not compatible with newer-style hammer block variants.

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