Materials And Using
Better shackles are made of steel alloy, has changed the history of ordinary carbon steel. Standard shackle including General reuse shackle, marine shackles and regular shackle. Heavy weight, large size, generally does not install location won't be frequently disassembled. When selecting shackles should pay attention to safety, there are generally 4 times, 6 times and 8 times. Shackle must strictly comply with the rated load, excessive use and overloading is not allowed.