Bottom Brackets for One-Piece Cranks
Cup outer diameter: 43mm. Outer diameter of flange on cup: 46.5mm. Cup "inner" diameter (diameter of the hole through which the crank fits): 34.4mm. Depth of cup (outside to outside): 13.6mm. Inner diameter of fixed cone threads: 20mm. Inner diameter of adjustable cone and locknut threads: 18.6mm. Locknut size: 27mm. Ball retainers included.
Press these into your frame, secure with the attached bolts, and screw in your Euro bottom bracket!
Moruya Bicycles. ABN 27 559 728 517. 10 Ford St Moruya NSW 2537 Australia.