Metric

http://www.midlandsnitrous.co.uk/contents/en-uk/d2.htmlhttp://www.midlandsnitrous.co.uk/contents/en-uk/d2.html

Imperial possibly metric as well..ring and ask.

http://gascylindersuk.co.uk/store/catalog/product_info.php?products_id=64&osCsid=56bb045addb c4e28eb6fac0a6aa5b6b8http://gascylindersuk.co.uk/store/ca...6fac0a6aa5b6b8




(Message edited by woody on April 07, 200