The T-hook design is comfortable, the snap hook grip is perfectly shaped and sized, and the plastic handle with finger grooves provides comfort, support, and a secure grip. Good quality, low price spring installation tool: The handle and pull hook are formed in one go, and the pull tool is made of high-quality plastic and metal, which is strong and durable and will not be damaged during use. This amazing spring pull tool, also known as a T-hook, will help you easily slide springs into your trampoline frame when you install your jumping mat. WIDELY USE SPRING TOOL: The T-hook tool is the standard type and fits most strength springs. It is not only used for trampoline springs, but also for spring disassembly and assembly of various household machines. Color: Black Material: Plastic + Iron Package Contents: 2 * Trampoline Spring Tension Tool Only the above package contents are not included, other products are not included. Note: Lighting and different monitors may cause the color of the item in the picture to be slightly different from the actual item. The measurement allowance is +/-1-3cm.