Item # Diameter in mm Bore hole in mm Segment thickness in mm Segment Height in mm
RF120 300 25.4/50/60 2.8 10
RF140 350 25.4/50/60 3.2 10
RF160 400 25.4/50/60 3.5 10
RF180 450 25.4/50/60 3.8 10
RF200 500 25.4/50/60 4.0 10
RF240 600 25.4/50/60 4.5/5.0 10