Primus Sievert 871601 Propane Gas Blow Torch Valve Neck Tube 8716 fits Calor 340
Sievert 871601 Brass construction Neck tube and Valve Assembly for direct connection onto the Calor Gas 340 / Primus 2000 cylinder. Back pressure valve to reduce the risk of flare up. Fits burners of M8 x 0.75 thread.