Alloy wheel Standard size steel inserts

Outside diameter at splines 19.5mm, 14.0 mm internal diameter and 25.4mm outside diameter at top, they are 10mm deep.

When using on the older 3/8ths ie Mini fitment,use in conjunction with a bulge nut to compensate for larger diameter internal hole. See our wheel nut section and either the 3/4 Hex bulge list , select 3/8ths from drop down menu or also available as an open end bulge for racing use.

If you are at all unsure please call and we can take an order off line.

Used in many older alloy wheels, steel inserts allowed a standard 60 degree nut to be used.

Internal is a 60 degree taper external (to wheel) is a 30 degree taper.

Usefull to replace worn or damaged inserts.