The Pro4 Front hub features a shell machined from a solid billet of aluminum, with an increased flange diameter for added stiffness.
20mm x 110mm non boost
32 Hole
15mm adapter available here.
The Pro4 Front hub features a shell machined from a solid billet of aluminum, with an increased flange diameter for added stiffness.
20mm x 110mm non boost
32 Hole
15mm adapter available here.