The bauer couplings are used extensively world wide in agriculture and industry to convey liquids and solids. Connections can be securely coupled and uncoupled quickly and easily - no tools or special skills are required.
Bauer couplings are specialty ball and socket connections, designed primarily for use in irrigation, dewatering and other agricultural applications. This style of fitting is widely available in lightweight, durable galvanized steel in sizes ranging from 2" to 8". There are many types of king nipple. On detailed type, pls see enclosed pictures.