RAM Mount Long Double Socket Arm w/2.5" Round Base [RAM-B-103U-C] Marine Navigation & Instruments | AIS Systems It also monitors the engine

It also monitors the engine load

Mounting Hole Diameter Inches: 1

The X-Grip® cradle has a clean and clever four leg design that sports great holding power without hiding your smart-phone behind foam pads and plastic

Stainless steel ferrule with standard 1"-14 thread

RAM Mount Long Double Socket Arm w/2.5" Round Base [RAM-B-103U-C] Marine Navigation & Instruments | AIS Systems It also monitors the engineRAM 1" Diameter Ball Long Double Socket Arm with 2. 5" Round Base that contains the AMPs Hole Pattern Overall Length: 6. 62" The RAM B 103U C consists of a 2. 5" round base and LONG double socket arm that will accept 1" ball bases. The round base contains pre drilled holes, including the universal AMPS hole pattern. Designed into the mount is a 1" diameter patented rubber ball and socket system with adjustment points at both ends of the socket arm;