The rod surface is plated, which is not easy to rust Content: 5 trampoline T-stamps Quality Material: Made of high quality plastics and iron, the surface is casting technology, solid and fashionable Practice: T-Hook can help you easy, convenient, time-saving to pull the spring Human Engineering Design: T-handle is convenient to grab, wave handle design als you to pull the spring without hurting your hand Bar Material: Wire Diameter Diameter 5mmHandle Material: PP Plastic Material Unique weight: About 34 grams Quantity: 5 Material: Metal Applicable population: AdultType: Spring HookApplicable scene: Fitness equipment, home place equipment Note: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement. Sold by-Minnanxin