Boom Lock Hook: New Boom Lock Hook Fixed To The Boom Tip Of Boom And Goes Into Solenoid Boom Lock For Locking The Boom. Ms Bracket With Special Non-Magnetic Material Plate For Fixing The 4 Magn Ts. (Magnets Supplied Separately As Per 11(A) On Previous Page. [ Warranty Period: 30 Months After The D Ate Of Delivery ] ]