The Tripquips fishing rod holders can be easily mounted both vertically or horizontally for added convenience. The bolt adopts an internal hexagonal cylindrical design, which can be directly tightened by hand when not under force, with fast speed and convenient use. After being subjected to force, it can be loaded and unloaded with an internal hexagonal wrench, with strong force and safety and firmness. It is fully adjustable for rails with 19mm (3/4") to 25mm (1") diameters. Features: Versatile Mounting Ways- Made of 316 stainless steel material. This fishing rod holder can be fixed vertically or horizontally, suitable for various rails. It has an adjustable fit and is very suitable for rails with diameters ranging from 19mm (3/4 ") to 25mm (1"). Thoughtful Design - The fishing pole holder includes a rubber insert specifically designed to protect your fishing rod from any potential wear and tear that may occur on the stainless steel surface, thereby extending the service life of the equipment. Multi angle adjustability - The fishing rod holder for boat provides 32 different angle adjustments during installation, achieving highly personalized settings to meet your specific fishing needs. Easy to install - Installing this stainless steel pole holder is effortless. The package includes an installation bracket with bolts for easy installation. Hex-L Key allen wrench is also included. Secure Rod Placement - The base of the fishing rod holder has a built-in stopper slot. This slot ensures that the rod handle is fixed in place, preventing any accidental sliding or movement during use. The drainage hole at the bottom of the fishing rod holder can keep your fishing rod dry and clean. Package Includes: 1 fishing rod boat holder Listing and template services provided by inkFrog