ZTTO BB91 Bike Press-In Aluminum Alloy Bottom Bracket Bearing Bottom Bracket Threaded BB 80834M 0 Phillips Screwdriver

0 Phillips Screwdriver

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ZTTO BB91 Bike Press-In Aluminum Alloy Bottom Bracket Bearing Bottom Bracket Threaded BB 80834M 0 Phillips ScrewdriverFeatures & Specifications Made of quality nylon plastic + aluminum alloy + bearing, it's durable to use It has alloy cups, which optimizes bearing load, minimizes drag, keep your cranks turning smoothly It is lightweight and compact, convenient to carry Specification: Material: nylon plastic + aluminum alloy + bearing Inner diameter: 24mmx24mm, if matched with the matching reducing ring, it can be compatible with 22~24mm Applicable frame: 68 73mm Net