Good Performance: These trampoline spacers fit between the flexible trampoline poles, which makes the connection of the poles more stable and safe, ensures safety and strength. Replacement trampoline spacer : These trampoline pole spacers are the same as the original design, which is the good choice for use and replacement, they will work well and give you a good using experience. Durable materials: the trampoline spare parts material is superior, sturdy and durable, and can be used for a long time. Size: screw diameter: 6mm, total length: 77mm. What you will receive: You will receive 12 pieces; trampoline pole spacing, enough quantity to meet your long-term needs. Note: the data is a Manual measurements, please allow 1-99cm error, due to differences between light and screen, there will be a certain color difference, the specific received in kind prevail.