Marine Frames and Hardware

Superior Marine Hardware Solutions


Dowco designs and fabricates both round and square tube bimini frames to match your specific requirements. We are your single source for innovation in form, fit, finish, and function. View our Marine Canvas Product Guide for more information on boat covers and marine canvas solutions.

Whether you are looking for a traditional design or a customized design to match the appearance or features of a specific boat, Dowco will develop unique options to meet your needs. .

Dowco Full Enclosure Fishing boat

DowcoLok®

Proprietary Marine Hardware

DowcoLok patented quick-release hardware is a system of parts for mounting bimini frames to the boat providing smooth operation of the entire top. Available in 316 stainless steel, anodized aluminum, or composite. Our unique deck hinge design has 360 degrees of rotation and mounts to a low profile button mounted to the gunnel or pontoon fence.

DowcoLok hardware is rattle-free, sturdy and easy to operate, making it the market leader in pontoon boat hardware.

Dowco Lok Quick release marine hardware system

DowcoLok hardware is engineered for use with 1” stainless steel round tube, our exclusive 1-1/16” aluminum round tube and 1-1/4” aluminum square tube. The entire system features multi-axis rotation allowing bimini tops to be installed in unlimited locations on most boats.

Dowco Marine Plastics

In 2016 we have expanded our expertise in design, materials, rapid prototyping and just in time delivery to include vacuum forming, rotational molding, and line bending of plastics specifically for marine and powersports industries. Some of our marine product offering includes

  • Marine Tables
  • Furniture Seat Bases
  • Consoles and Dash Panels
  • Fishing Livewells & Baitwells
  • Production and Sub Assembly



Other Products

Dowco Marine Products for All Boat Types

Premium Sun Tops

Dowco Sun Top

Dowco engineers can custom-integrate bimini top mounting to a specific boat’s features. Whether gunnel trackmounted or top of the gunnel mounted, DowcoLok® hardware allows for easy deployment and stowing.

Other Accessories

Dowco Marine produces a variety of high quality accessories for all boat types including cup holders, tackle boxes, tool holders, rail mounted coolers, storage pockets, fender hangers, and much more.


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