The RAM Mounts Flat Surface Mount with 1 Ball for Raymarine Dragonfly-4/5 or WiFish Devices allows infinitely adjustable performance while ensuring a secure hold on your prized investment. This RAM fishfinder mount comprises a 2.5-dia. round base with universal AMPS hole pattern, a standard-size double-socket arm, and 1-dia. ball containing an M6x30 SS HEX head bolt. This Dragonfly fishfinder mount features the acclaimed, patented 1-dia. rubber ball and socket system with adjustment points on both ends of the double-socket arm. Youll get perfect viewing angles every time with the RAM Mounts Flat Surface Mount with 1 Ball for Raymarine Dragonfly-4/5 or WiFish Devices. Engineered with high-strength composite and powder-coated, marine-grade aluminum. Compatible devices: Raymarine Dragonfly: 5 M, 5 DVS, 5 Pro, 4 DV, 4 DVS, 4 PRO and Raymarine Dragonfly WiFish. Color: Black. Cancer and Reproductive Harm- www.P65Warnings.ca.gov. Type: GPS Accessories.