Square bolt (C bolt) 102 mm ID * 85 mm IH - BZP mild Steel complete with 1 full nut and 1 half nut on each leg Please refer to diagram for details (all measurements in mm): A = 16 mm B = 70 mm C = 85 mm D = 50 mm Centers = 118 mm R (inside radius) = 8 mm Material Finish Mild Steel Tolerance on dimensions +/- 1 mm. Please note that as we use roll threading, the bar diameter is slightly less than the thread diameter