Feature(may vary by option.)
●[High Quality]: The bearing is made of aluminium alloy and PP, strong and durable, fine workmanship, lightweight and durable. Please note that the middle part may be silver or black and will be sent at random.
●[Separate Design]: Separate rubber seals with sliding properties on both sides do not affect the resistance of the bicycle, rotate smoothly and ensure better pedal force transmission.
●Strong compatibility: the bicycle inner bearing is suitable for integrated crankset, Prowheel, FSA integrated crankset, Sunrace, SRAM hollow crank (with sealing ring), with a cylinder diameter of approx. 24 mm.
●Size: the bicycle bottom bracket shell is 68-73 mm / 2.6-2.8 inches, the inner spring provides waterproof and dust-proof functions and the high-precision sealed bearing extends the service life.
●[Service Guarantee]: If you have any questions about our products, please send us an email. We will contact you within 24 hours to solve the problem for you.
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Description
Description:
If you need cycling lovers, you need such a quality BB thread type sprocket set for inner bearing shell.
Features:
1. High quality: made of aluminium alloy; PP, this bottom bearing is solid and stable with a long time
2. Separate design: with bilateral slide, does not inrease the resistance to the separate rubber seal roration axis
3. Fitment: Accssory is applicable for Shimano integrative sprocket set, Prowwheel sprocket FSA potential, SunRace and seal, SRAM crankset hollow (ring), whose diameter of the cylinder is approx. 24 mm.
4. In spring, water and dust resistance. High precision bearing.
5. Great accessory for cycling enthusiasts.
Specifications:
Conditions: 100% brand new and high quality
Material: aluminum alloy & PP
Color: black, blue, red, gold (optional)
For Shimano brand: ProWheel, FSA, SunRace & SRAM (add spam seal ring)
For bottom bracket 68-73 mm shell is / 6.6 cm - 2.8 inches.
For cylinder diameter: approx. 24 mm.
Inner diameter: approx. 21.8 mm.
Outer diameter: approx. 44.5 mm.
Package weight: approx. 130 g.
Box contents:
1 x thread crankset bearing