7/8 in. x 1 1/4 in. x 3 1/2 in. Brass Strut Bearing | Morse Marine Bearings BLENNYBrass sleeve bearing provides a wear surface between prop shafts & struts or rudder shafts & rudder ports. Brass cutlass bearing High-quality brass outer shell super-bonded to a fluted rubber 7/8 in. inside diameter 1 1/4 in. outside diameter 3 1/2 in. long