Trampolines & Trampolines Parts Manufacturing and Distribute. Jump Star has a massive collectionof trampolines, Round Trampoline & Rectangular Trampoline ranging from4.5ft right through to Jumbo 16ft trampolines, we also stock a full range ofparts and back our products with the Best Warranty in Australia Three yearstructural warranty on all galvanised steel frame and one year on all parts. Trampolines & Trampolines Parts Manufacturing and Distribute. Jump Star has a massive collectionof trampolines, Round Trampoline & Rectangular Trampoline ranging from4.5ft right through to Jumbo 16ft trampolines, we also stock a full range ofparts and back our products with the Best Warranty in Australia Three yearstructural warranty on all galvanised steel frame and one year on all parts.