Imported post
Yeah, I have to get back into practice with SMBs - I screwed up my ascent a tad last time I used one, fortunately it was from 6m
Must remember to nip into a chandlers and get a small bolt I can put on my reel - the problem with the large mcmahon is you can push the release handle so far down it pushes against the spool...
Our club rule is "Every sports diver must carry an SMB". Personally, I carry two