RAM 1" Ball Drill Down Composite Mount for Raymarine Dragonfly Sonar / GPS

Features: 2" x 1.7" square base with a 1" rubber ball - four pre-drilled holes at each corner, making the universal 1.5 x 1.188 (hole spacing) AMPS hole pattern Standard size(medium) double socket arm - Overall Length: 3.69": Socket-To-Socket Length: 3" Round 2.5" base with 1" rubber ball - pre-drilled universal AMPS hole pattern Includes mounting hardware to attach base to bottom of all Raymarine Dragonfly Sonar / GPS devices RAM ball and socket system -  easily adjust to your best viewing angle Holds up to 2 lbs. Constructed of high strength composite and marine-grade aluminum Made in the USA   Brand: RAM MountsPart number: RAP-B-139-RYM1Warranty: Manufacturer's lifetime warranty