With our user-friendly U mat connector, you can easily connect grid mats together. It is suitable for 50x200 mm mesh and for 656 and 868 double rod grid. Made of galvanized steel, this U mat connector is rust resistant, thus ensuring a long term use. Delivery includes 10 sets in one box and each set comes with 2 U shape connectors, 1 carriage bolt, as well as 1 ratchet nut....IMPORTANT: Must read the Details & Care section below. Berkfield Home Garden U Mat Connector 10 Sets Silver