Features Rubber Wheel Widening Design: This table saw stock roller features a rubber wheel widening design to prevent slippage and to ensure that the guide wheel independently applies even compression to the wood during dynamic sawing. The use of one way bearings Excellent Aluminum Alloy Material: The main body of this table saw stock roller is made of excellent aluminum alloy with anodized surface, CNC machining, rustproof and wear resistant. Tilting Angle Roller: The table saw stock roller has a tilting angle roller to guide the material function, and the guide roller works with high accuracy and good stability. Plum Tight Locking Handle: This table saw stock roller has plum tight locking handle, which is convenient for you to adjust the looseness and tightness when you use it. Suitable Guide Rail: This table saw stock roller is suitable for a wide range of guide rails, such as the 30 type guide rail, the 19 type slide rail and the 75 type leaning rail. Specification: Item Type: Double Wheel Bearing Stock Roller Material: Aluminum Alloy Pressure: Adjustable ( Brass Screw ) Pressure Type: Movable 5mm Stroke Adjustable Pressure Suitable Guide Rail: 30 Type Guide Rail, 19 Type Slide Rail, 75 Type Leaning Rail Package List:1 x Double Wheel Bearing Stock Roller2 x Fixed Handwheel2 x T Screw2 x Slider2 x Screw Package List 1 x Double Wheel Bearing Stock Roller 2 x Fixed Handwheel 2 x T Screw 2 x Slider 2 x Screw