316 Stainless Steel Boat Fuel Tank Cap With Chain And Key, Marine Deck Filler Port Fits 2 Inch 50mm Tanks, Rust Resistant Saltwater Ready Heavy Duty Marine Fuel Cap For Sea Boats
✔️ Cap dia 2/50mm, thread 1.89/48mm, includes 1 key, 316SS
This marine-grade deck filler cap seals fuel tanks on saltwater boats. Crafted from 316 stainless steel for superior rust resistance, it ships with a key for security and features a mirror finish that enhances deck aesthetics. It fits 2"/50mm threaded ports, delivering a reliable seal against water and dust.
✅ Material: Marine grade 316 stainless steel, rust- and corrosion-resistant
✅ Size & fit: Cap Dia 2"/50mm; Thread Dia 1.89"/48mm; fits 2"/50mm tanks
✅ Package: 1 piece cap with key included
✅ Sealing & protection: Rubber sealing ring prevents leaks and water ingress
✅ Finish: Mirror-polished surface for durability and deck appeal
💡 What is a boat fuel tank cap used for in marine fuel systems?
A handy piece that seals fuel tanks and protects the system from saltwater exposure.
- Seals against leaks and water intrusion in marine environments
- 316 stainless steel construction resists corrosion in saltwater
- Fits 2"/50mm threaded tanks and includes a key for security
- Mirror-polished finish stays clean on deck