Monday through Friday - 8am to 5pm Mountain Time
Part Number BK45-3/4
O.D. 4.25"
Datum A(4L) Belts 3.50"
Datum B(5L) Belts 3.90"
Bore 3/4"
F 7/8"
E 13/32"
L Thru Bore 1-5/32"