1 station from 336º to 242º stroke 77 mm
2 station from 278º to 110º stroke 111 mm
3 station from 284º to 110º stroke 124 mm
4-12 station from 284º to 110º stroke 154 mm

Shell height max 154/2 = 77 mm

Ejector stroke max 90 mm

Blockheight is 90 mm