This is a great option for the RT Spyder!
This is a center handlebar mount Monster Mount Plate with many options as you have become a custom to seeing here at Lamonster Garage.
You have the option of up to 3 - 1" Ram Balls and Dual power plate options as well.
This kit includes: Monster Mount Plate, Lamonster GPS swivel, 1 X USB power plate, 1 x 12v plug power plate, 2 x bolts, 2 x bushings for mounting.
F3 GPS Swivel Mount Fits Garmin 660, 665 and the new 590, 595 & 396 GPS mounts.