New in Factory box -418028 National New Seal FE26 - ADJUSTABLE COLLAR BRACKET Antique Bronze 1.25" (BAG 4 2pc Pr. 1964-69 GM Buick, Pontiac, Olds Axle Flange Collar 2pc Used to hold the brake backing plate to the axle flange. This is for all GM from 64-69 Except... This is for all GM from 64-69 Except - they used a c clip These are factory correct If you are building a concourse car this is a great detail item that is usually overlooked. Used to hold the brake backing plate to the axle flange. These are the details that separate the first place cars from the rest. 2pc Pr. Axle Bracket Boat Dock Mooring Collar Bracket Collar Tube