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China SR615 4-Bearing Straight Pull Bike Hub  Φ10*130mm - Top Suppliers and Factory Quality for Road Bikes
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China SR615 4-Bearing Straight Pull Bike Hub Φ10*130mm - Top Suppliers and Factory Quality for Road Bikes

The koova SR615 is a premium hub designed specifically for road bikes, produced by a leading factory in China. Crafted from high-quality A7075 material, this hub features a front spacing length of 100mm and a rear spacing length of 130mm. It is designed as a universal quick-release type, making it compatible with most road bicycles. The brake interface utilizes a micro-brake type, ensuring superior performance. Weighing a mere 333 grams for a pair of hubs, the koova SR615 offers excellent weight parameters for competitive cyclists. The threaded nut type integrated shaft design enhances lubrication, ensuring smooth rotation of the wheel set. As reliable suppliers in the industry, we prioritize quality and performance with every product we offer.

  • Product business scope agency distribution, wholesale
  • OEM/ODM Support
  • Sample Service Support
  • Field of Application Road Bike
  • Axle Center Material A7075
  • Shell Material A6061

Product Parameters

Field of application Road Bike
Axle center material A7075
Shell material A6061
Freehub system 6 Pawls 36 Teeth
Spokes interface Straight pull
Brake interface 6-Bolt
Drive Shells HG/XDR
Colour black/Silver gray/red/oem
Spokes Holes F: 18H / 1:1; R: 24H / 1:2
Bearing model F: 17287-2RS * 2 PCS; R: 6902-2RS * 4PCS
Axle size F: Ф9*100mm / Ф15*100mm; R: Ф10*135mm / Ф12*142mm
Weight(±5g) F: 99g; R: 234g

Product Description

This hub adopts the S series 72T 6pawls ratchet structure. The idling sound is crisp, the bite is stable and clear, the dynamics are good, and the road feel is clear, allowing riders to have a more heel-to-foot experience with the wheel set during riding. The axis adopts cold forging and CNC technology, and the strength is guaranteed. On the spoke interface, the front hub has 18 holes, which is a 1:1 distributed method; the rear hub has 24 holes, which is a 1:2 distributed method. The whole bike hub body adopts a special waterproof and dustproof design, which not only maintains performance in harsh environments, but also extends the service life of the product.

Product Features

  • High quality, high precision production process to ensure product quality.
  • Excellent waterproof and dustproof design, providing higher safety and durability.
  • Lightweight design improves energy conversion efficiency while riding.
Note:
The end cap of the SR615 cannot be pulled out directly. The rear hub needs to adapt to two 6mm hex wrenches. First remove the cap on the non-driving side, and then the cap on the driving side.

FAQ

Q How do I confirm which hub is suitable for me?
There are many factors, the main ones need to confirm the spacing, braking method and cassette type of the hub.
Q How to ensure the quality of the produced hubs?
We have professional inspection tools and will test every process and before leaving the factory.
Q How long is the production cycle?
The production cycle is usually 30-45 days, which may vary depending on the order quantity and complexity.
Q What are the payment methods?
30% deposit and 70% balance payment before the goods are shipped.
Q What is the weight of these hubs?
The front hub weighs approximately 99g, and the rear hub weighs approximately 234g (with a tolerance of ±5g).
Q How do I remove the end cap of the SR615?
The end cap cannot be pulled out directly. You must use two 6mm hex wrenches, removing the cap on the non-driving side first, followed by the cap on the driving side.