Campagnolo ProTech bottom brackets feature a patented external sealing ring design that protects a strong, resilient fiberglass-charged polyamide central tube from the harmful ingress of water, mud and grit.

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Spindle Interface Type: Campagnolo Ultra-Torque

BB Shell Width (mm): 79

Bottom Bracket Shell I.D.: 46

BB/Frame Interface: BBright

Defined Color: Black

Weight: 50

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