Universal Trampoline Replacement Enclosure Pole Enclosure Pole Material: rust-resistant galvanized steel Zoomster Trampoline Enclosure Pole fits for trampoline leg up to 1.5inches. Foam wrapped poles strengthen the impact protection to prevent kids from being injured while jumping on it. Pole caps fit for 28 - 32mm diameter trampoline enclosure poles. Trampoline Pole Cap can help attach net with enclosure poles and prevent Safety Net Straps from sliding down pole. Package includes 8 X Upper Poles 8 X Bottom Poles 16 X Trampolines Enclosure Foam 8 X Trampoline Pole Caps 16 X Quick Release 16 X Clamp 16 X Spacer