Magma Pedestal Cap f/Pedestal Mount [10-183] Marine Navigation & Instruments | Gauges If the combined length of

If the combined length of your antenna and all extensions is more than 8 feet

USB power port and GFCI convenience outlets

Engineered to overcome the limitations of vertical space that's common on boats to deliver premium sound whether seated or standing

Contains no solvents or isocyanates

Magma Pedestal Cap f/Pedestal Mount [10-183] Marine Navigation & Instruments | Gauges If the combined length ofPedestal Cap for Pedestal Mount Replacement or additional locking cap for the Magma Double Locking Stowable Pedestal Mount (T10 185). Technical Specifications: Material Anodized Aluminum Dimensions 2 7 8" x 2" *Sold as an Individual Owner's Manual (pdf)