Linear Pillow Block Bearing, Inside Dia. 5/8 in, Material Aluminum Alloy, Bearing Type Ball, Body Width (In.) 1.82 in, Bolt Size #8, Color Silver, Dimension a 2.5 in, Dimension A1 0.88 in, Dimension A2 0.94 in, Dimension B 1.75 in, Dimension E 1.125 in, Dimension E1 2.125 in, Dimension F1 0.28 in