Plain Bushing Bearing Inside Dia 1/2 in Outside Dia 7/8 in Material Aluminum Color Black Dimension C 1.25 in Dimension C1 0.956 in Dimension C2 0.046 in Dimension C3 0.25 in Dimension C4 0.125 in Dimension d 0.5 in Dimension D1 0.712 in Dimension D2 0.833 in For Use With Linear Motion Shafts Inside Dia Tolerance 0.0005 Length 1 1/4 in