Features: 1.Maximum flow 150 LPH 2.Maximum input pressure 7 psi 3.Not suitable for fuel injection systems 4.Supplied with 8mm in-line fittings for a simple installation. 5.The Pro-Flow fuel regulator can be adjusted between 1-5 psi using the chrome polished dial for a consistent fuel flow and is suitable for single or twin carburettor application. Specifications Condition:100% Brand New Warranty: 90 Day Free Return:30 Day Material : Metal Main color : Sliver Hole diameter of flue regulator : 8mm 10mm Diameter of regulator : 56.5mm Fitment Universal Package Included 1 x fuel regulator 4 x rubber tails 4 x connection pipes 3 x clips As pictures show.