When your trampoline is getting old and the poles are falling apart, the pole clamps also known as brackets will keep your poles in place again.
Before you order the pole clamps for your trampoline, please make sure that you know the diameter of the trampoline frame legs.
For trampoline legs of 1inch, the right trampoline pole clamp is UBHWD-8SC-12
For trampoline legs of 1.5 inches, the right trampoline pole clamp is UBHWD-UB-12
For trampoline legs from 1.75 up to 2 inches, the right trampoline pole clamp is: UBHWD-1.75-UB-8