BB15 (G/SV/BZ)
A - 147mm x 113mm
B - 134mm x 102mm
C - 121mm x 94mm

D - 118mm x 83mm

E - 95mm x 73mm

F - 83mm x 63mm

G - 70mm x 53mm

BB 18 (G/SV/BZ)
AA - 115mm x 100mm
A - 95mm x 85mm
BB - 80mm x 65mm

B - 65mm x 60mm

AC RING (G/SV/BZ)
A - 30mm x 95mm (R)
B - 25mm x 75mm (R)
C - 20mm x 75mm (R)

D - 15mm x 67mm (R)