Roller Construction: Ensure the internal cylinders are milled from solid 304 Food-Grade Stainless Steel rather than plated cast iron to ensure long-term compliance with public health standards.Drive Capability: If you intend to hook the head up to an electric motor later on, verify that the central gear shaft extends far enough out to safely anchor a cast-iron belt pulley wheel.Extraction Adjustments: Look for models featuring twin top adjustment knobs, which let you change the spacing between rollers to handle both narrow and extra-thick sugarcane stalks easily.