Welcome to the Theoben Rapid Forum
Swapping from bottle to cylinder...
by Ca_Varminter
doctor bob quick fill
by Ca_Varminter
I've got at least 1 spare reg adaptor with no grubscrew.
so with a Bob QF there appears no reason to have 007 at all, in fact no reason to have an MFR push pin at all, as the pin is only there to seal the reg off the other side.