five Ton Handbook Chain Pulley Block Functions&colon
one&rpar      Made and developed according to JB&solT7335-2007 and satisfy the conditions of &period
2&rpar      Reduced alloy metal plate main spare components to ensure superior quality and safety&period
three&rpar      G89 large power minimal alloy chain to guarantee the lengthy support daily life and higher protection issue&period
4&rpar      Cast hooks make it much more secure and sturdy&period of time
5&rpar      CZPT-pawl braking program to guarantee trustworthiness&period of time
six&rpar      More thickness of lower alloy steel plate sheet protect&comma equipment go over and side plates for much better quality&time period
7&rpar      Strong bearing supported load sheaves for keeping away from abrasion and increase overall performance&interval