The RAM-B-101-RYM1 consists of (2 quantity) 2.5" diameter round bases that contains the universal AMPS hole pattern and standard length double socket arm. Included are (3 quantity) (#8-32 x 3/4" PH PD Mach Screws) and (3 quantity) (#8-32 SS Nylock Nuts) that will connect the RAM-B-101-RYM1 to the bottom of all Raymarine®   Dragonfly&trade  Sonar/GPS devices. The mount is designed with a RAM 1" diameter patented rubber ball and socket system that has adjustment points at both ends of the double socket arm, allowing for almost infinite adjustment and perfect viewing angles. This is a drill-down mounting solution.

Material:  
Powder Coated Marine Grade Aluminum 

Ball Size:
1" Rubber "B" Ball Size

Note: 
Part number reflects product packaged in clear clam shell for store shelf display.