RMX4405 RailMount Pre-Cut for Furuno GP1670/GP1670FRailMount NavPods are best used for mounting of an autopilot control, sailing instrument, or small chartplotter onto an existing pedestal guard. Fits onto any 1″ or 1.25″ diameter tube. A Chromed Stainless Steel arm is used to mount a NavPod. The NavPod can rotate 180 degrees for easy viewing while sitting under the dodger on a rainy day. All wire run from the NavPod, down the center of the stainless steel arm, and into the pedestal guard. This application provides a clean and sturdy installation for electronics, without replacement of the pedestal guard.Sizing:Overall Size: 9″H x 10.2″W x 6″DUsable Face:5.6″H x 8.9″W x 3.75″DMax Cutout: 4.625″H x 8″WAll RailMount NavPods includeAcrylic capped ABS plasticChromed stainless steel tamper-proof fastenersDouble Seal for watertight integrityModels are available pre-cut for popular electronicsChromed stainless steel arm with swivel mountBoth sets of adaptors included for 1″ or 1.25″ diameter tubingThis product may not be returned to the original point of purchase. Please contact the manufacturer directly with any issues or concerns. Specifications:Mounting Style: RailCut/Uncut: CutUPC: 659988108217