Safety funnel made from stainless steel

for art. 5.10.006 and 5.10.010 Filler opening dia 120 mm Buttress thread S 56×4 overfilling protection, hinged lid, PE sealing flame arrester stainless steel (changeable) earthing chain ring for in connection with a canister will a prevents overfilling Markings according to GefStoffV and BGV A8