Cross Member Assembly: MR Assemble MR cross member: Attach cross members to uprights. Item Description Qty. 1 1/2” Lock Washer 8 2 1/4” X 3/4” Button Head Socket Screw 8 3 3" Rectangle Tubing Nut 8 4 Cross Member Weldment 2 Note: Tighten to 45-50 ft lbs (61.0-67.8 Nm) Parent topic: Assembly