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. Mfg: Power Custom SPECS: Stainless steel, heat-hardened. Pak of 10.
F1 Firearms UDR-15 3G Style 1 Universal Black Upper/Lower Rifle Receiver Set
$499.99 
308 Ar Stripped Billet Upper & Lower Receiver Set - Ar-308 Billet Receiver Set
$498.99 
Ar-15/M16 Receiver Shims – Upper/Lower Receiver Shims
$34.99
Eliminates Unwanted Play Between Upper/Lower Receivers & Trigger Components
