Gimbal bracket swivel adapter.
GBSA-1
Works with: Accumap, Cuda 168 EX, Fish I.D. 128, FishEasy 250 DS, FishElite 480, FishElite 502C iGPS, FishElite 642C iGPS, FishMark 640C, GlobalMap 3500C, GlobalMap 3600C iGPS, GlobalMap 4800, IntelliMap 320, IntelliMap 502C iGPS, IntelliMap 642C iGPS, LMS-160 Map, LMS-332C, LMS-337C DF, LMS-339C DF iGPS, LMS-480, Magna III, Magna III Plus, MagnaView, MagnaView Plus, Optima, SeaCharter 640C DF, SeaCharter 642C DF iGPS, SeaFinder 320DF, SeaFinder 640C DF, SeaView 1200, SeaView 1600, SeaView 600, SeaView 800, Strata 128, StrataView 128, SupraPro I.D., Ultra Classic, UltraMap, X102C, X107C DF, X125, X126DF, X135, X136DF, X-22A, X-25A, X-25B, X-45, X47EX, X-48, X-65, X-75, X-85, X-86 DS, X96
