Smith & Wesson M&P 22 Compact Sear Housing Block - MP2203B 357 mag Thumb piece fitment can vary

Thumb piece fitment can vary across dash numbers — verify your exact dash number before ordering

Factory new OEM hammer block for Smith & Wesson X Frame revolvers

EZ-Specific Design: Engineered specifically for the Shield EZ

OEM Quality: Direct from Smith & Wesson for guaranteed reliability

Ideal for duty and defensive use

Smith & Wesson M&P 22 Compact Sear Housing Block - MP2203B 357 mag Thumb piece fitment can varySmith & Wesson M&P 22 Compact Sear Housing Block This factory original Smith & Wesson M&P 22 Compact Sear Housing Block is a critical fire control component that houses the sear mechanism and governs trigger reset and release. A worn or damaged sear housing block can cause trigger malfunctions, light strikes, or failure to reset making this an essential replacement part for restoring reliable function to your M&P 22 Compact. Part Details Part Number: