The specification of the MBG wheels is as follows:

Sizes: 5.5, 7 and 8x13 inch
Weight: 4.95, 5.45 and 5.95 Kgs
Dimensions: as per ABA 0680, 0682 and 0683(as per original Campagnolo)

51/2 x 13 offset 40 mms
7 x 13 offset 15 mms
8 x 13 offset 0 mms

Uses original stud/bolt lengths and Abarth nuts
Steel inserts fitted
Machined groove for centre emblem circlip
Normal size 11mm valve hole

These wheels are made exclusively by Compomotive for Middle Barton Garage. The retail prices in the UK are:
£255.00, £275.00 and £295.00 + Vat (17.5%) per wheel ex MBG.