Trampolines - Blue Protective Net for Jumping Bed Pole - Cap with Screws (6 pcs) 1. The cap of the trampoline cover is made of sturdy plastic, which has a longer lifespan and durability. 2. The trampoline cover cap can protect the sharp edges of the trampoline pole. You can use the trampoline safely to avoid injuries, your family, and your friends. 3. You can connect the protective net with the hook on the outside of the trampoline. Same design, replacement for the original cap. 4. Dimensions: height 8.5 cm, inner hole 3.8 cm, screw 5 mm. 5. The package includes 1 trampoline cover with cap and 1 screw or 6 trampoline protectors and 6 screws. Please measure your pole size before purchasing to avoid inconvenience. Trampoline cap with thumb connection screw Spare Parts Material: ABS. Color: Blue. Dimensions: height: 8.5 cm, inner hole: 3.8 cm, screw: 5 mm. Contents: 6 trampoline pole caps and 6 screws. Note: The actual color of the item may vary from the pictures depending on your computer monitor settings. Since the measurements are taken by hand, the specified dimensions may vary by 1-2 cm.