The BYG undercarriage fastener system is specially indicated for the anchoring of the elements of the tracks such as: complete chains, sectors, rollers, wheels, tiles, etc. There are three types of bolts: track chain bolts, split master link bolts and segment group bolts depending on their location inside the chain.
Technical specs of the undercarriage bolts: Pre-tensile strengthof 170,000 PSI (120 Kg / mm2), elastic load limit of 140,000 PSI (100 Kg / mm2) and a Rockwell hardness of C36-42