Product Description This product is a 100% brand new Amarine-made product high quality, marine grade 304 stainless steel rod holder with marine grade 316 Stainless steel clamp-on mounting bracket Mirror finished stainless steel construction, for sleek appearance and to suit today’s modern watercraft Rubber insert to protect your fishing rod from any wear against the stainless surface Can be mounted to vertical or horizontal rails – Adjustable for rails 22mm (7/8″) to 25mm (1″) diam. Rod holder can be adjusted to 32 different angles when mounted Easy to install, mounting bracket includes bolts (allen key not included) Stopper slot built into the base of the rod holder to located the rod butt into position Drain holes at base of rod holder to drain any captured water Ideal for fishing boats with rails, where gunwale space may be limited Specifications marine grade 304 stainless steel rod holder with marine grade 316 clamp-on bracket Rubber insert (fitted) Tube length 230mm (9″) Inside diameter 42mm Outside tube diameter 52mm this is product branded amarine-made This product is a 100% brand new Amarine-made product Can be mounted to vertical or horizontal rails – Adjustable for rails 22mm (7/8″) to 25mm (1) diam Rubber insert to protect your fishing rod from any wear against the stainless surface Rod holder can be adjusted to 32 different angles when mounted;Easy to install, mounting bracket includes bolts (allen key not included).