APPLICABLE VEHICLES: Suitable for 1/2 inch hose marine yacht RV yacht fittings, meet your vehicle's installation needs, no need to worry about unusable items. PROFESSIONAL DESIGN: The product adopts professional design craftsmanship, including O-ring seal, good sealing performance. FIXING CHAIN: Equipped with stainless steel fixing chain to prevent the cover from being lost or misplaced. EASY INSTALLATION: Can directly replace the old equipment, easy to use and reliable, easy to assemble and disassemble. Material: ABS material, more wear-resistant, durable, long service life. Size (approx.) 38 mm/1.5 inches (diameter) Colour:black / white Material:ABS<br><br>Package Contents: 1 * petrol cap Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.