Home / Electrical / Battery Boxes / Battery Box, Assy. GT Battery Box, Assy. GT$375.00 Battery Box, Assy. GT quantity Add to cart SKU: BB2007-7GT Category: Battery Boxes Description Description Any aircraft that utilizes a supported electrical system or an electric starter needs a battery. The unique open-air nature of the Quicksilver line of ultralights does not provide many hiding places for items like batteries and electrical support items. Air-Tech, Inc. produces a clean and compact battery box to support all the electrical requirements for the Quicksilver builder.