Wheels Manufacturing BB30 to Shimano Thread-Together Bottom Bracket with ZERO Ceramic Hybrid Bearings, Black

Colorado CyclistUp to 80% off through Dec 31$327Buy

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From Colorado Cyclist

Machined aluminum shell threads together for precise bearing alignment and frame fit, reducing bottom bracket creaking and premature bearing wear. Replaceable Enduro bearings Made in the USA ZERØ Ceramic sealed bearings Oversized Grade 3 balls roll on races which are ground to a mirror finish after receiving Magnetite and then Cryogenic treatments for hardness and longevity Silicone VV-type 2-lip non-contact labyrinth seals for excellent bearing protection with minimum friction Long-lasting Rheolube synthetic grease helps prevent contamination Nylon/graphite retainer to further minimize friction