Eliminates Unwanted Play Between Upper/Lower Receivers & Trigger Components
Tempered stainless steel shims reduce play between receiver halves and hammer/trigger components for a tighter, smoother-functioning rifle. Helps restore accuracy and reduce noise in older rifles. Upper/Lower shims fit on the pivot pin to reduce side-to-side play between the upper and lower receiver.
AR-15, Issue:11, Page:037
Big Book Catalog, Issue:69, Page:036
SPECS: Stainless steel, heat-hardened. Pak of 10.