With great design features, the Scanstrut Helm Pod is a perfect choice for all cockpit configurations. With options to fit radar displays, chartplotters and standard navigation instruments, the choice is yours! Universal Helm Fixing - Fits pedestal rails from 25mm to 33.7mm (0.98" - 1.33") diameter. Using a unique clamping system, the Deep Pods can fit rail widths from 178mm (7") upwards.* Secure & Watertight Install - Saddle system supports the stainless tubing enabling a secure & rigid fit onto any pedestal and also ensures a watertight seal at cable entry. No Drill Fixing Kit - Customized U-bolts fit around rail and through the saddles into the back of the pod eliminating the need for time consuming and awkward drilling of the stainless rail. Hassle Free Install & Service - Fixings fit from back to front cutting their threads into injection molded ABS inserts designed into the Pod front. This design allows for a quick and safe install and repeat servicing. Increased Protection - Pod seal is manufactured from a high tear strength silicone, it has a very high resistance to heat and UV so you can have confidence that it won't deteriorate over time.