Feature 1Clear anodic oxidation, no scratch, no burr. Strong corrosion resistance and durable in saline environments. 2316 stainless steel material, accurate casting, corrosion resistance, no rust, strong and durable. 3The waterproof surface is mirror polished, which can separate the surface oil and clean it with one wipe, making the product more durable. 4Thick sidewalls can withstand continuous stress and flexible hose bending. Marine grade casting firm metal. 5The highly polished sides of the head have a mirrorlike appearance that can be matched with modern boats/yachts.SpecificationItem Type: Drain VentMaterial: 316 Stainless SteelColor: As Pictures ShownModel: MJS022Product Surface Mirror Polishing TreatmentType: OutletItemA(mm/in)B(mm/in)Sizecm/inDiametercm/inWeight(g/oz)MJS022-3/8in16.34/0.658/2.35.8/2.31.2/0.570/2.5MJS022-1/2in20.7/0.863/2.57.5/32/0.8120/4.2MJS022-3/4in26/175/36.3/2.51.3/0.5200/7.1MJS022-1in33/1.379/3.18/3.12.5/1230/8.1 .wang-edit-text{ font-family:'Arial' !important; } .wang-edit-text table { border-top: 1px solid #000; border-left: 1px solid #000; } .wang-edit-text table td, .wang-edit-text table th { border-bottom: 1px solid #000; border-right: 1px solid #000; padding: 3px 5px; } .wang-edit-text table th { text-align: center; }Package List1 x YachtDrainVentNote1. Manual measurement, please allow 12cm error, thank you!2. The picture may not reflect the actual color of the project due to the differences between different displays.3. Please note that the new type and old type of this product will be sent randomly, and make sure you will not mind before ordering.