MB1

Cup: 32.5mm Rim: 8.0mm
Throat: 8.30mm

MB2

Cup: 32.0mm Rim: 8.0mm
Throat: 8.5mm

MB2-XL

Cup: 32.0mm Rim: 8.0mm
Throat: 8.5mm

MB3 – Grezzy

Cup: 31.55mm Rim: 8.0mm
Throat: 9.0mm

MB4

Cup: 31.70mm Rim: 8.00mm
Throat: 8.30mm

MB – Cattanach

Cup: 33.0mm Rim: 8.0mm
Throat: 8.30mm