Check the listing for details. Premium Aluminum Alignment Turn Plates, 0-20 Degrees, Sold as a Pair. Condition: New. Listed at 277.99 USD. Precise Alignment: Speedway Alignment Turn Plates enable accurate wheel alignment with clear markings at 0, 10, 15, and 20 degrees, including one-degree increments for detailed adjustments., Premium Build: Crafted from high-quality aluminum, these plates guarantee consistent performance and durability for long-term use., Convenient Design: With a thickness of just 5/16 inches, there's no need for a jack or lift; simply roll onto these plates for easy alignment tasks., Portable & User-friendly: Equipped with a smoothly integrated handle, these plates are easily portable, ensuring hassle-free movement and storage., Smooth Operation: The bottoms incorporate a thrust bearing between plates, allowing for a fluid turning motion, ensuring precise wheel alignment.