Features: 100% brand new and high quality Made of high-quality stainless steel, it is strong, durable and not easily deformed. The Air Vent can increase the gap between the pipes, which can play the role of heat insulation and prevent damage to the hull and vehicles. Moreover, the surface is polished. Seawater environment corrosion resistance and good durability. Surface polishing,corrosion resistance and durability in the saltwater environment. Suitable for 22mm or 24mm inner diameter hose. This boat thru-hull exhaust pipe is durable and is a good choice to replace a worn or damaged one. Package Includes: 1Set Exhaust Skin Fitting Specifications: Material:Stainless Steel Type:Straight,Bent Inner Diameter:Approx.22mm/0.87in,24mm/0.94in Net Weight:280-400g note: Please allow 1mm errors due to manual measurement. Due to the difference between different monitors, the picture may not reflect the actual color of the item.