• 21mm clip-on adaptor
• Inlet – 21mm clip-on. Outlet – 21.8 LH Butane Male Thread
• CE approved
• Suitable for use on 7Kg and 15Kg Butane Calor & Flogas cylinders
• Used in conjunction with the Butane nut x W20 Pigtail
• Complete with internal pressure relief shut off safety system
• Please check your cylinder connection is correct prior to ordering. If you are unsure, please ask your local gas dealer. 

THIS IS NOT A REGULATOR