Mounted Linear Bearing, Inside Dia. 1 1/4 in, Material Aluminum, Accelerated Speed 14 fps, Bearing Type Plain, Body Width (In.) 3 in, Bolt Size #10, Dimension a 1.5 in, Dimension A (In.) -, Dimension B 4 in, Dimension B (In.) -, Dimension C 3.38 in, Dimension C (In.) -, Dimension D (In.) -, Dimension E 3.5 in, Dimension E (In.) -, Dimension F 2 in