Feature: 1. Excellent Aluminum Alloy Material: This sliding gate rolling wheel kit is made of excellent quality aluminum alloy for the bracket, which is sturdy and wear resistant, anti erosive, and has a long service life. 2. Dual Wheel Design: this sliding gate rolling wheel kit is designed with dual wheels for smoother and more stable sliding and stronger load bearing. 3. Complete Tools: This sliding gate rolling kit has a 6 inch double wheel bracket, two track rollers, 6 universal track brackets, 3 inch U bolts, 1 remote lock and 2 rear wheel brackets for your multiple needs. 4. Wide Application: this sliding gate rolling kit has a wide range of applications and can be used at home, garden, farm, stadium and grass field. 5. Simple And Labor Saving: This sliding gate rolling wheel kit is very simple to push the gate after installing it on the door, which is very convenient and labor saving. Specification: Item Type: Rolling Chain Link Gate Wheel Material: Aluminum Alloy. Package List: 1 x Twin Wheel Bracket 2 x Track Roller 6 x Universal Track Bracket 9 x U Bolt 1 x Rear Wheel Bracket 1 Bag x Accessory 2 x Wrench 1 x Square Accessory 1 x Rear Wheel Lock Kit 1 x Manual