This Universal Mount attaches to your T-top and allows you to clamp any accessory made for a 1" railing. The clam shell design enables you to quickly install on the tower tube. Constructed from CDC aluminum extrusion 6061-T6 and coated with a bright anodized finish, this mount features 304 stainless steel hardware. Lightweight and robust to ensure secure mounting for your accessories. Add the Universal Mounting Inserts to use this Rail Mount on smaller diameter pipes.