Wheels Manufacturing, DUB Open Bore Adapter, Bottom Bracket Tool

29mm open bore adapter is used to press 29mm x 42mm (DUB Compatible) sealed bearings. The adapter is machined with one step at 29mm OD, which fits into the center of the sealed bearing. Will press in Wheels Mfg SRAM DUB compatible bottom bracket cups. 1/2" thru hole for use with Wheels Mfg Bottom Bracket Press (PRESS-7, PRESS-7-PRO or PRESS-9-PRO). • Installs: 29X42 (DUB compatible) bearing • Inner Step Outer Diameter: 41.8mm • Outer Diameter: 28.9mm • Thru Hole Diameter: 12.8mm (1/2") • Thickness: 7mm • Compatible with PRESS-7, PRESS-7-PRO or PRESS-9-PRO handles/rod.