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- IRD BB QB75 68x103 square tape
IRD BB QB75 68x103 square tape
Description
IRD BB QB75 68 ( Eng ) or 70 ( It ) x103 square tape
Please specify if you want English or Italian cups.
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Stock Code:WMBB-386EVO-CER-ZERO
Threaded BB for 386EVO frames. Machined cups thread together for stability, increased bearing life, and simple installation and maintenance.
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** FIT KIT REQUIRED FOR USE **
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All our bottom brackets come with King’s legendary, angular-contact bearings. These are the best bearings in the industry, and actually get faster over time, as their contact surfaces wear.
You want this bottom bracket because it offers super low drag. You want this bottom bracket, because it can be opened, cleaned and repacked for years of faithful service. You want this bottom bracket, because you don’t want to think an awful lot about your bottom bracket.
The Fit Kit for our ThreadFit™ T47 24i is available here.
- King Lifetime Warranty
- Legendary made-in-house bearings
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Stock Code:WTBB-BSA-24-PRU
Wolf Tooth BSA Bottom Brackets are engineered to be smooth, durable, lightweight, fast, and user-serviceable. The ground-up design features custom bearings, seals, bushings, and cups, which eliminate creaking and balance best-in-class weather sealing with optimized bearing radial compression, alignment, and preload for low drag.
The bearings in Wolf Tooth Bottom Brackets feature a custom design. The balls and race are made from a hardened chrome bearing steel. This has a higher surface hardness than stainless, which improves the durability of bearing races and reduces spinning resistance and noise. An ACOSUR ZNA coating has also been applied to the race to provide corrosion resistance that is equal to or better than stainless steel after a 500-hour saltwater test. Bearing material paired with an extensive sealing system and the elimination of metal-on-metal contact means Wolf Tooth Bottom Brackets have superior performance in all conditions.
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