SINCHOLD 3116/13/36 Bolted Type Forged Steel Flexible Self-Locking Crane Rail ClipsSINCHOLD 3116/13/36 crane rail clip is composed of Q235 or 345 hot forged steel and vulcanized rubber block with self-locking function which is fixed to LIGHT rail system. It has 1 set of M16 8.8 grade high strength bolt. SINCHOLD 3116/13/36 crane rail clip is BOLTED to the rails and it can withstand the horizontal lateral force 38KN(3.9tonnes), the horizontal adjustment is 13mm. its low profile allows it to be used with cranes that are fitted with guide rollers.