Description: Spring clamps, mainly used for fixing the canopy pole Quickly snap into place in the circular tube, and the canopy rod will not be out of joint after the top bead is fixed It is stamped and processed from stainless steel sheet, which has good elasticity and greatly shortens the assembly time The installation is simple, no need to use rivets and screws, if there is no top bead, you can install this spring top bead after drilling the insertion position by yourself Perfect for kayak paddles, tent poles or other locking tubes Specification: Material: Stainless Steel Size: Approx. Top bead diameter 4MM/0.16inch: suitable for rods with inner diameter of 18x30mm/0.71x1.18inch Top bead diameter 5MM/0.20inch: suitable for rods with inner diameter of 14x22mm/0.55x0.87inch Package Includes: 5 Pieces 4mm Spring Clips 5 Pieces 5mm Spring Clips Note: 1. Please allow slightly error due to manual measurement. 2. Due to the difference between different monitors, the picture may not reflect the actual color of the item. 3. Wish you a wonderful on-line shopping!