Amarine-made Stainless Rail Mounted Clamp on Rod Holder Double Wire Stainless Steel for Fishing Boat Kayak 316 Stainless steel clamp-on mounting bracket Can be mounted to vertical or horizontal rails Adjustable for rails 22mm (7/8") to 25mm (1") diam Rotates 360 Horizontally Adjusts 180 Veritcally Rod holder can be adjusted to 20 different angles when mounted