FunSports Brands VHAB03 Versa Hoop For Angled Trampoline Poles - 1 in. Fun Sports Brands Versa Hoop for Angled Trampoline Poles Versa Hoop for trampolines with angled&#47;curved The slotted PVC pipe slides over the metal trampoline pole and locks the set in place with a simple worm&#47;pipe Then adjust the backboard to correct angle for your unique trampoline design. Dimension- 24 x 1 x 16 in. Diameter - 1 in.