Brake Drums with symmetrical hub, Style “SH”
Brake Drums with offset hub, Style “XH”
Typical Bore Outer Diameter “A” from 2″(50.8mm) to 13.25″(337mm)
Typical Bore Inner Diameter “B” from 1″(25.4mm) to 8″(203.2mm)
Typical Bore Thickness “C” from 2″(50.8mm) to 13.5″(324.9mm)
Typical Outer Drum Diameter “D” from 4″(101.6mm) to 30″(762mm)
Typical Offset Distance “E” from 0.75″(19.05mm) to 4.75″(120.7mm)
Typical Swept Face “F” from 2.25″(57.2mm) to 14.25″(362mm)