Features: Drill and install any router accurately. Made of aluminum alloy panel, plastic router insert ring,durable and can use for a long time. Inverting your router in a router table allows for safer and more versatile operations. Convenient center hole bushing for aligning the router to the center of the drill hole. Threaded Allen wrench inserts in each corner help you level and easily adjust the router insert with your table. Specification: Material: Plastic + Aluminum alloy Color: Sliver Size: 300 x 235 x 9.5mm / 11.81 x 9.25 x 0.37 inch (appr.) Package List: 1 x Plate 1 Pack Install Screws 2 x Plastic Router Insertion Ring Note: Please note that the new type and old type of this product will be sent randomly, and make sure you will not mind before ordering. Package List 1Drill and install any router accurately. 2Made of aluminum alloy panel, plastic router insert ring,durable and can use for a long time. 3Inverting your router in a router table allows for safer and more versatile operations. 4Convenient center hole bushing for aligning the router to the center of the drill hole. 5Threaded Allen wrench inserts in each corner help you level and easily adjust the router insert with your table.