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MEROCA CERAMIC BEARING BOTTOM BRACKETS
Weight :About 107g
For Shimano Prowheel φ24/24mm and SRAM GXP φ24/22mm
For 68mm/73mm φ34.798mm Frame Shell
BSA68/73 BOTTOM BRACKETS
inside diameter:24mm ( With 22mm Ring)
Bearing: sealed/ceramic, optional
Color: Black/Red
Material: AL7075 Aluminum alloy
Weight:about 109.5g
Specification : English Threaded Hollow,
BB frame length:68/73mm
Tooth pattern:BC 137-24T
Bearing (Inner and outer circles)
: stainless steel











