One Piece Crank With BB Cup Set Option

Large Shell BB Set

YST Professional

Complete with both frame cups & set of 5/16" caged bearings

1 fixed cone, 1 adjustable cone, washers & lock nut

Standard size for BMX & Mountain bikes that use a solid 1 piece crank

Known as large shell / USA BB

Frame cup shell size 51.3mm

Outside diameter of bearing cages 44mm

Will also fit 3 piece cranks that use this large shell bottom bracket

If in any doubt please ask

170mm One Piece Crank 

Oxford Darxide

Perfect for old school BMX

Raleigh Burner, Mongoose, Haro ETC

That use a large shell BB

Suitable for pedals with 1/2" thread

Please note:

Pedal end chamfer may vary depending on our supplier

See pictures for details

Available separately or as a set

Choose option from the drop down menu