Quote Originally Posted by Hard Time
The nut your after is this http://www.weldability-sif.com/pages/vi ... g=daco2nut



and have alook at this website http://www.teamonslaught.fsnet.co.uk/co2_info.htm
Jonny is correct the trevor reg has a nut that is the equiv of the daconut I linked to on MY co2 page.

The solution isn't that easy with off the shelf parts.

I suspect that something could be knocked up with one of these and some thought....

http://www.ebay.co.uk/itm/New-CO2-ASA-A ... 415fae4574