... warm welcome you to send us inquiry.Fitting Instructions1.Insert anti-siphon device into tank neck, ensure gasket is in place ... cap chain to securing lug on the rim of the anti-siphon device Truck Body Fittings CO.,LTD specialized in ... loaded bolts ,lashing rings, container door seal, container corner casting ,anti-luce fastener , adjustable over centre fastener ,buffers, marker light, wheel ...