... 40mm, 50mm & 60mm. 4) Cross bar specification: 5*5mm, 6*6mm, 8*8mm 5) Cross bar pitch: 25, 38, 50, 50. 8 ... /40/50G403/40/50G205/40/50G255/40/5036050G203/60/50G253/60/50G253/60/50G403/60/50G205/60/50G255/60/50seriesBearing Bar SpacingCross Bar SpacingBearing Bar Spec ... 40/50G505/40/50G555/40/50G605/40/5036050G325/60/50G405/60/50G455/60/50G505/60/50G555/60/50G605/60/50 Welcome to visit our factory!Anping ...