Step 5: BASE PLATE ASSEMBLY
A rectangular opening is cut in the base plate to accommodate the revolving nut which will move the screw thread. The fixed jaw is riveted onto one end of the base plate. The screw thread along with the movable jaw screwed onto the the aluminum gusset is inserted int the housing. The hex nut is assembled onto the screw and the end stop fitted. The housing and end stop are fitted to the base plate using screws and nuts.