Wheels Manufacturing T47A Outboard ABEC-3 Bearings For 24/22mm Cranks The Wheels Manufacturing T47A Outboard ABEC-3 Bearings For 24/22mm Cranks are designed for T47A frames and cranks with 24/22mm spindles. These bottom bracket cups are asymmetrical and threaded, ensuring a secure fit. Compatible with bottom bracket shells ranging from 77.5mm to 79mm in width Machined aluminium cups that thread directly into Cervelo, Factor, and Felt T47A bottom bracket shells Equipped with ABEC-3 grade bearings, which are easy to service or replace Includes a protective sleeve to prevent dirt and grime, and to safeguard internal wires and hoses from the crank spindle Similar to standard BSA threaded cups, with a left-hand thread on the drive side and a right-hand thread on the non-drive side Use quality grease for steel or aluminium BB shells, and an anti-seize compound for titanium shells The Wheels Manufacturing T47A Outboard ABEC-3 Bearings For 24/22mm Cranks offer reliable performance and easy maintenance, making them a practical choice for your cycling needs.