RAM Mounts Motorcycle smartphone holder base fixing on fork stem ball b

The RAM motorcycle fork stem base is one of the cleanest and most popular solutions for mounting your favorite device. Featuring a size B rubber ball, this piece is designed to fit the wall of the cylindrical bore of the fork stems and will work with stems that measure from 12mm to 38mm in diameter. Hardware included. (1) Expansion plug for 12mm - 38.1mm (.5" - 1.5") fork stem holes (1) M5 x 60mm machine screw (1) Set of steel washers (1) Set of pocket washers for nut (1) Brass Nylock nut Ball size. . B size ball: 1" (2.54cm) diameter (typically used to support 0-2kg load) Material. Marine grade aluminum Packaging. Plastic bag Warranty. Lifetime Warranty