[High quality material] The main body is high-strength high-quality aluminum bearing. The is anodized and processed by CNC. It is , rustproof and wear-, and the outside is bright! [Easy to operate] The roller height can be flexibly adjusted according to the thickness of the wood! [Safety, no rebound] Bearing wheel, shockproof double roller, fixed double slider, sufficient force, stable without shock, smooth and unhindered wood propulsion! [Compared with traditional board] With inclined angle pulley, it has the function of material guide: operation, no rebound of wood, high precision and better stability! Note:Products may be constantly updated, the appearance of accessories may change, and the actual product may have slight differences or color differences, which does not affect use. If you have requirements on color or appearance, please consider before placing an order. Colour:Black Material:Aluminum alloy Package Contents: 1 * Bearing Roller Feeder Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.