Maximum Safety: Upper Bounce trampoline enclosure poles provide maximum safety as they come covered with trampoline pole foam sleeves to make sure your children do not get hurt in case they jump out of the net and bump into one of the poles. Unmatched Durability: These trampoline enclosure poles have been thoroughly tested for safety and durability. Made from premium quality materials, our heavy duty trampoline enclosure poles are able to withstand all types of outdoor weather conditions. Accessories Included: Our heavy-duty trampoline enclosure pole set includes 8 heavy duty upper and lower poles (for top ring enclosure system), with foam sleeves, and pole sleeve protectors, 16 u-bolts (2 u-bolts per pole) and a set of 8 pole caps. Multiple Brands Compatibility: These Upper Bounce trampoline poles are also compatible with Skywalker trampoline model(s): STRC915.2, STRC1400, SWJDKS14B, SWTCS1400, SWTCS1300, SWTCS13NLR, OWTCS1414, Sportspower trampoline model(s): TR-1515SQ-RE, Jumpking trampoline model(s): JK812GR-V2, JK914GR-V2. Size Info: Our premium quality trampoline enclosure poles measure 1" in diameter and are compatible with trampoline legs with a diameter of up to 1.5". The poloes are compatible with most major trampoline brands and all Upper Bounce IS/OS nets.