Hubs: SILVEROCK ,CNC ,alloy hubs,6 pawls ,72rings, loud sound. Only fits for 20" 406 BIRDY folding bike (Hub axle system 100/135mm, disc brake only). Support 8-11speed. disc brake, fit for tubes: 60L, presta valve, tyres clearance 406 20x1.75.
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◆ Fork size(mm): 142mm. 48V 750W Rear Hub Motor. ●1 PCS 750W Rear Hub Motor with Rim and Spokes. Tire/battery is not included. ◆With motor forward and reverse learning function. ●1 Pair Brake Lever Cut Off Power.
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Rated Power:1000W. Tyre: Brushless Gearless hub motor. This is only motor /motor wheel that is more adaptable and can be used to retrofit up to 26" 24" 20" x4.0" size wheels such as snow bikes, e-bikes and e-scooters.
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Size: 700c. Compatible Tires: Vacuum tubeless or tube. Hub: 36t planetary ratchet hub. Hooked wheels are more applicable than traditional non-hooked lightweight rims, you can choose vacuum tire or inner tire system, and support higher tire pressure (vacuum tire follows the tire logo).
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Stack height is 31mm. These are made from lightweight aluminum alloy. This is a modern sealed bearing headset. The bearings are a standard size and everything is here, including the crown race, star nut, and top cap.
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Fork Tube 8-1/4" Long. Full Chromoly Legs and Cr-Mo Steerer Tube.
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Hubs: bearings 2x4, 6 pawls, smooth, noise. Front 2 rear 4 bearings, 6 pawls. Fits for 16" 349 Folding bike (Hub axle system 74/112mm ( NOT 305 WHEELS), fit for brompton ,3sixty bikes. Suitable for brompton folding bike, use nut to fix rear wheel not require skewer. ).
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It is special hub for BIRDY folding bikes, front hub is 100mm O.L.D, but differient design to fit for birdy front fork. Special hub for BIRDY. Hub: Front 100mm, special for BIRDY, rear 135mm. Support: Rim Caliper brake, or Disc brake 8- 11 speed cassette type, such as BIRDY Folding bikes.
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