Front flower drum: aluminum alloy, 20 holes, two bearings (Pelin), quick disassembly, 9*100MM, shaft length 108MM
After flower drum: aluminum alloy, after 24 holes, four bearings (Peilin) quick disassembly type, 10*130MM, shaft length 140MM, can be removed without tools, cleaning/maintenance of the base is convenient.
Base: 8-12 speed 7075 aluminum alloy HG five-claw base (three teeth per claw) (8-11 speed installation need to add a gasket,12 speed flywheel direct installation), 7 speed card fly need to add 3 gaskets
Spokes: 45# steel electric black spokes, 14MM extended copper head
Rim: 700C aluminum alloy double rim 30MM, 20/24 holes, normal nozzles, anodized black body /CNC brake edges,
Weight: front wheel 759 grams;Rear wheel 930g (including weight of PVC tire pad, excluding quick removal weight)