Taylor Made PVC Dock Post Wheel The Taylor Made PVC Dock Post Guide Wheel is designed to rotate around standard dock pipes for added protection. These wheels are made from heavy-duty, marine-grade vinyl with a wear-resistant center axle bushing. This dock wheel can be placed over standard 1.5 diameter pipe for use as free floating boat guides or can be mounted to any custom dock bracket which uses a 1.5 diameter pipe. Additionally, these wheels can be stacked together for even more protection. F