Linear Pillow Block Bearing Inside Dia 1 1/2 in Material Stainless Steel/Polymer Cage Bearing Type Ball Body Width (In.) 3.5 in Bolt Size 1/4 in Color Silver/Black Dimension a 1.7 in Dimension A (In.) - Dimension B 4.75 in Dimension B (In.) - Dimension C 9 in Dimension C (In.) - Dimension d 3.25 in Dimension D (In.) - Dimension E 4.125 in Dimension E (In.) - Dimension F 6.5 in Dimension F1 2.5 in