Koford 2mm Ultra Precision Axle,

KO M639

2.09" (53mm) long

M639 Premium 2mm axles with precision ground gear

These axles have a super hard low friction coating which will not rust

They feature extra light diameter tolerences
to prevent play between axle & bearing
as well as exceptional straightness
which combine to provide the greatest possible cornering speed.

They are made from a special tool steel with twice the strength of drill blank axles