High-Performance Aluminum Bicycle Hub - Durable & Energy Efficient Bike Hub for Road Bikes | Perfect for Commuting, Racing & Long-Distance Cycling

Specification:Item Type: Bike HubMaterial: Aluminum AlloyColor: As Picture ShownGross Weight: Approx.535g/18.9ozFront Bike Hub: Approx.100x15mm/3.9x0.6inRear Bike Hub: Approx.142x12mm/5.6x0.5inNumber Of Holes: Front 28 Holes, Rear 28 Holes, Straight PullBearing: Front: 2 Bearings, Rear: 4 BearingsApplication Speed: for Mountain Bike, Road BikePackage List:1 x Front Hub1 x Rear Hub1 x Washer

Working Principle: The integrated 4 pawl ensures effective fitting by increasing the number of slots on each pawl, providing a satisfying using experience.

Special Structure: Built in bearings are more energy saving, using the 2 front and 4 rear bearings layout, low maintenance cost, riding more energy saving.

Aluminum Material: The main body is made of high quality aluminum alloy material with corrosion resistant and compact structure, having good performance for long service life.

High Efficiency: Up to 54 teeth of the ratchet teeth, 4 pawl 12 teeth bite at the same time, pawl can bite the ratchet teeth when the Angle is very small, reduce the loss of force.

Fine Workmanship: Manufactured with CNC machining for accurate size, has a close fitting, simple for installation and removal, saving your time and energy.