【Specifications】Shortened height after installation: 16.5"(420mm), Max Extended Height:30.5"(775mm), Support base plates:5.5"(140mm)X4.7"(120mm). Angle of the four head fishing rod holder: 20 degree. Package Include: Black Fishing Rod Holder with 4 Heads X 1, Base Plate X 1, Accessories Pack X 1. 【Install in Minutes】Necessary installation accessories are included in the package which ensures easy installation on most ships, boats, yachts in a few minutes! The middle knob is easy to remove, so that the installation and disassembly of the product are quick and easy without any tools; Just disassemble them easily when no longer needed. The exquisite and compact design can save you space to the greatest extent. 【Smart Design】Eye-catching fishing pole holders for boats are designed to accommodate up to 4 rods, improving your fishing efficiency, practical and utility; With adjustable height ranging from 16.5 to 30.5 inches, bringing much convenience to you. 【Premium Materials】The cost-effective fishing rod holders are made of quality Aluminum Alloy, with coating paint on the surface, stable in structure, not easy to deform or rust, Can support multiple uses. Flexible knobs enable quick and efficient adjustment. Spare base can be installed in different positions. An ideal fishing gifts for men and a great present choice for Fishing lovers. 【Heavy Duty】Made of high quality aluminum, the fishing rod holder withstand harsh ocean environment, sturdy construction and corrosion resistance, ensuring a high-quality, strong, and reliable rod holders for boats. Looking for Christmas gifts for someone around you? Take this and it will turn out that you've made the right decision. 【Multiple Application Occasions】Widely used for sea fishing, lake fishing or river fishing and multiple applications on boats , ships, yachts and so on. Are you still worried about finding the right fishing rod holder? Make sure to choose this holder, it will bring you an excellent experience! The cost-effective fishing rod holders are made of quality Aluminum Alloy, with coating paint on the surface, stable in structure, not easy to deform or rust, Can support multiple uses. Flexible knobs enable quick and efficient adjustment. Spare base can be installed in different positions. An ideal fishing gifts for men and a great present choice for Fishing lovers.