V-brake rotary hub installation with rotary flywheel, supporting 6/7/8 speeds

V-brake card type hub installation Cassette flywheel, supporting 7/8/9/10 speeds (7 speeds require gasket installation)

Hub type: V-brake rotary QR;V-brake rotary shaft type;V-brake Card type

Rims: Vbrake

Rim material: Double layer aluminum alloy

Rim size: 24 inches

Hub: Aluminum alloy

Bearing：Front2Bearing rear2Bearing

O.L.D.：Front100mm Rear135mm

Holes: 32 holes

Spokes: 45 # steel spokes

Tire pad: High pressure Tire pad