Trimble Catalyst DA1 / DA2 Antenna Pouch Protect and store your Trimble Catalyst antenna during transport and between field assignments with this compact carrying pouch. Designed for the Catalyst DA1 and DA2 GNSS receivers , it provides a convenient way to keep the antenna protected and organized with your field equipment. Key Features Compact protective pouch for storing and transporting a Catalyst GNSS antenna. Convenient for keeping the antenna organized with other surveying and field equipment. Compatible With Trimble Catalyst GNSS Receivers : DA1, DA2