Part #      Replaces OEM #      Model/Size
FOR-6333    503 28 90-10    HU-50/51 (45mm)
FOR-6334    503 28 90-22    HU-288 (54mm)
FOR-6335    503 28 90-15    HU-61 (45mm)
FOR-6336    503 28 90-05    HU-345/346 (42mm)
FOR-6337    503 28 90-11    HU-254
FOR-6338    503 28 90-15    HU-365 (48mm)
FOR-6339    503 28 90-26    HU-3120 (60mm)
FOR-6340    503 28 90-14    HU-257 (46mm)
FOR-6341    503 28 90-36    HU-362/371/372 (50mm)
FOR-6342    503 28 90-17    HU-266
FOR-6343    503 28 90-24    HU-394
FOR-6344    503 28 90-17    HU-268 (50mm)
FOR-6345    503 28 90-35    HU-395 (56mm)