Session T47 Bottom Bracket Aluminum with Ceramic Bearings 68/73 - 30mm/DUB/24mm Axle (Shimano)
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 Bottom bracket T47
 Threaded bottom bracket for T47 68/73 frames for cranks with 30MM/29MM(DUB)/24MM(shimano) axle
 Aluminum cups with sealed bearings on both sides
 
T47 hubs are similar to standard BSA threaded hubs, but one side of the unit is left-hand threaded and one side is right-hand threaded.
 Specifications:
 Material: Aluminum
 2 ABEC5 hybrid ceramic bearings
 Diameter: 46.76mm
 Weight: 115g
Abec5 Ceramics
Ceramic bearings utilize G5 grade ceramic balls and are combined with a precision machined steel race, providing excellent rotational performance for cyclists.
P05 precision steel ball bearings for reassuringly high smoothness and durability. 0.005 mm for raceway eccentricity (out of roundness) on the inner race. This is precision