Sea-Dog Gas Filled Lift Springs Sea Dog gas springs and hardware are manufactured to Marine OE standards and have been installed in Marine and RV applications for several years. The multi-lobe seal offers superior service life and performance and all gas springs are backed by a 2 year manufacturers warranty. Sea Dog gas springs have hard chromium plated shafts, bronze bushings and polymer end fittings. Features Multi-lobe Seal Offers Superior Service Life and Performance Hard Chromium Plated Sha