(2022-02-23, 22:06)Javier Orquera Wrote: Hello Jeremie: I check my (and only) spaceman minifig and the head touch the air tank. So, my value seems to be correct; maybe I'm wrong, in such case, need to be checked with others.
Confirmed. The strap(?) is 4 ldu thick, both in ldraw and IRL = 28 is the correct value.