Protects Chamber & Bore
Centers the cleaning rod in the bore to prevent rifling damage. Extra long for scoped rifles. O-ring seals chamber and keeps solvents out of the action and trigger, holds bore guide firmly in place. Large replacement O-ring fits all guides and solvent port.
AR-15, Issue:11, Page:079
Big Book Catalog, Issue:69, Page:077
Big Book Catalog, Issue:69, Page:331
SPECS: Delrin®. Silicone rubber O-ring. 9½" (24cm) long. #’s 2, 4, 5 and 6 fit bolt action rifles from Rem., Win., Ruger, Mauser, Savage, Stolle and Springfield.