Item Type: Gantry Plate Material: Aluminum Plater Color: Black Application: Universal (Approx. 20-80mm / 0.8- 3.1in)1Aluminum Material: Gantry board is made of aluminum, which is hard, wear resistant, durable and can be used for a long time. 2Black Anodized Surface: The surface of gantry board has been black anodized, which has good heat resistance and corrosion resistance, and the sturdy structure prolongs its service life. 3Folding Slot: Our gantry boards have fold slots added to allow the timing belt to easily fold back into itself and clamp into place for ease of use. 4Wide Application: Our gantry boards can be widely used in milling machines, gear shaper, drilling machines, CNC lathes, gear hobbing machines or other mechanical transmission situations. 5Good Replacement: The gantry board can be used with only 0. 8in extruded surface, which is a good replacement for the mini V board when larger wheels are required. 1 x Black Pulley Gantry Plate 1 xOpen End Wrench 1 x Hex Wrench 3 x Eccentric Nut