Scanstrut Scanpod 7" Instrument Pod - Uncut - Arm Mounted Fits 1" - 1.3" RailsScanpod Instrument Pod Uncut Arm Mounted Fits 1" 1. 3" Rails Current sailboat designs often have very open cockpits with few options for installing retro fit instruments. Options available to install a 7" display or standard instrument. Arm Mounted: Extend the Rail Pod away from narrow or crowded rails for better viewing Designed to ensure the Pod is always positioned for best viewing, whatever the angle of the rail