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BMX cotterless BB set
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1. Cup O.D. 35mm; ball size 7/32``*10 2. Cup O.D. 40mm; ball size 1/4``*9B 3. Axle length 128mm, 132mm and 136mm
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Cartridege b.b set
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1.Cartridge sealed bearings 2.Forged steel cups. 3.Suitable for MTB,city and spin bikes 4.Precise and durable 5.Quality as UN-52 price as LP-20
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Cartridege b.b set
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1.Cartridge sealed bearings 2.Forged steel cups. 3.Suitable for MTB,city and spin bikes 4.Precise and durable 5.Quality as UN-52 price as LP-20
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