... Bearing Bar pitch:30,40,60mm 3.Cross Bar pitch:50,100mm 4.Hot-dipped galvanized ,Painted 1. Bearing Bar / ... serrated type bearing bar is 20 x 3 to 100 x 10;the specification of I-section type is ... .5, 34, 40, 41.25, 45, 50, 60, 60.32, 80, 100 mm etc, also be according to client's ... to center:38, 50, 76, 100, 101.6mm etc, also be according to client's requirement and 50, 100mm are recommended, America ...