Storingstabel Mitrailleur Browning.50 inch Machine Gun Handbook. (Technical) Volume I, Pamphlet no. 2. Mountings, Tripod,.303 inch, M.G. MK IV, Adapter, Vickers, M.G. MK I, Mount, Field, Vickers.303 inch, M.G. … Group A. Organization Maintenance Allowances for Mount, Trailer, Multiple Cal .50 Machinegun, M 55 (Composed of Mount, Machinegun, Multiple Cal .50, M45C; and Trailer, 1 …