"RAM Mount 1"" Light Use Ball Mount for the Humminbird 100-700 & Matrix Series Brand New, Product # RAM-B-107U The RAM-B-107U is a Light Use Mount designed to hold smaller marine electronic devices
It consists of a double socket arm, 2.5"" diameter round base with the universal AMPS hole pattern and connecting Humminbird/Apelco marine adapter base. Designed into the mount is a 1"" diameter patented rubber ball and socket system with adjustment points at both socket ends of the arm. The RAM-B-107U is made up of powder coated marine grade aluminum & ""U"" in the part number reflects product packaged in poly bag. Rubber ball and socket technology allows for almost infinite adjustment and perfect viewing angles RAM-B-107U Features: Universal Marine Electronic Mount, 1"" Rubber ""D"" Ball Size, Universal AMPS Hole Pattern, For Humminbird Models: Matrix Series: All, 100-700 Series"
^ (2010). Ram Mount RAM-B-107U 1-Inch Ball Marine Electronic Light Use Mount System, Black Finish, Ram Mount. Amazon. UPC 793442101076 (revised Feb 2016)
Excellent product. Easy to install. Used with Humminbird 798ci SI on a 60 degree angled console surface and rides fine at 60 MPH on 6-8 in chop. Works great.