Jumbo collar ring adaptor ‘Spanish Jumbo’ for use with cylinders found in Spain, Portugal, Ireland and Norway.
21.8 left-hand male thread outlet.
You may need our 4031 elbow connector to help clear the cylinder shroud when connecting the Jumbo.
Convert to M20 outlet using our 4012 adaptor and then connect to regulator using: 4017 high pressure BS3212-2 hose or 4417 high pressure stainless steel hose.