Features Double Roller: Bearing roller feeder, shockproof double roller design, fixed double slider, ensure sufficient force, good stability and small resistance. Aluminium Alloy: The main body is made of aluminum alloy, the surface is anodized by CNC processing, which is rust resistant and wear resistant. Adjustable Height: Dual way feeding structure, the roller height can be adjusted according to the wood thickness, and the operation is flexible. Easy Operation: Including left and right roller feeders, which can be used in the 30 and 45 standard slots, or fixed in the T small groove or on the backer. Guide Function: The roller with inclined angle has th guide function to ensure high accuracy and good stability, used for table saws, band saws, etc. Specification: Item Type: Bearing Roller Feeder Material: Aluminum Alloy Color: Red, Gold Purpose: Can be used for more operation consoles such as table saw, band saw, upside down engraving machine, etc. Package List: 1 x Left Wheel Feeder 1 x Right Wheel Feeder 4 x Slider Blocks Package List 1 x Left Wheel Feeder 1 x Right Wheel Feeder 4 x Slider Blocks