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Meroca Mountain Bike Bottom Axle One Hollow Bb Bicycle Screw-In Bottom(Sky Blue)
1. Material: aluminum alloy
2. Bearing: steel bearing
3. Weight: about 115 grams
4. Inner diameter: 24 mm
5. Applicable frame bottom bracket: 68-73mm
6. Application: suitable for SHIMANO series
7. Features: beautiful and practical, simple and convenient to install, solid material, not easy to deform, durable
