Aluminum alloy material:Crafted from robust aluminum alloy for long-lasting performance in woodworking. Adjustable roller distance:Adaptable roller distance ensures compatibility with various table saw thicknesses. Table Saw Baffle|One-way double-wheel design:Features a unidirectional double-wheel system for efficient plate pushing during cutting. High-definition, corrosion-resistant scale:Equipped with a male/imperial scale for precise measurements and durable use. Fine-tunable puck design:5mm fine-tuning puck for accurate positioning before and after cutting. Color: As Shown Material: Aluminum Alloy Package Contents: 1 x 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.