Possum Hollow Bore Guide #57 - .270 Winchester, .308 Winchester Fits Hall / Barnard P Action

A Possum Hollow bore guides aligns the cleaning rod centrally to the bore to prevent throat or rifling damage. O-ring seals the chamber and prevents solvents from contaminating the action and trigger and helps to keep the bore guide firmly in place. Large replacement O-ring fits all guides and solvent port.