CeramicSpeed PF4630 Bottom Bracket - Black sweat net Excellent ventilation with 5 air

Excellent ventilation with 5 air inlets and 8 air outlets Specifications

Bottom Bracket Shell - 85

VNT Elements - Uncompromisingly feather lightweight Stem

eco and smart

CeramicSpeed PF4630 Bottom Bracket - Black sweat net Excellent ventilation with 5 airSpecifications Designed for high stiffness, lightweight 30mm spindles and 46mm inner diameter bottom bracket shells. Telescoping spacer and extended cup design enhance frame sealing and system stiffness across varying shell widths. Standard bearings reduce drag by 75% compared to conventional BBs, with just 0. 30. 4 watts of drag per set. Hardened steel races and ceramic balls ensure bearings last at least 3 times longer than typical options. Ships