Smith & Wesson K Frame Model 17-8 New Style Thumbpiece & Nut .22 LR Used Part

Smith & Wesson K Frame Model 17-8 New Style Thumbpiece & Nut — .22 LR

Part Number: K727  |  Condition: Used / Surplus OEM

Factory original Smith & Wesson new-style cylinder release thumbpiece and nut removed from a used Model 17-8 revolver chambered in .22 LR. The Model 17 is the K-Frame .22 Masterpiece — a K-frame DA/SA target revolver. The -8 dash indicates a later Modern Classic Series production variant. The “new style” designation refers to the post-engineering-change thumbpiece design; verify your model’s dash number for compatibility before ordering. Cleaned and inspected.

• Compatible Model: Smith & Wesson K Frame Model 17-8 (.22 Masterpiece)
• Caliber: .22 LR (rimfire)
• Style: New Style (post engineering change)
• Includes: Thumbpiece & nut
• Part Number: K727
• Condition: Used — cleaned, inspected, functional
• OEM Factory Part — manufactured to original S&W specifications

How to identify your S&W revolver model: Swing out the cylinder and check behind the yoke on the frame for the model number. Model numbers were introduced in 1957–58.

Professional installation recommended. Some fitting by a qualified gunsmith may be required.

We ship to U.S. addresses only. No frames, receivers, assault weapon accessories, or magazines over 10 rounds.