Chain stone fixture chain stone fixture seems to have simple structure, and its working principle is the ingenious use of lever principle. The clamp for lifting stones by two people the clamp for lifting objects by two people plays a very important role in the road construction project of small and medium-sized, inconvenient mechanical auxiliary operation. It is applied to large-scale kerb operation site and assisted by small and medium-sized lifting machinery Rated load: 0.5T、0.75T、1T、1.5T、2T、3.25T、4.75T、6.5T、8.5T、9.5T、12T、13.5T、17T、25T、35T、55T just tell me your needs, and contact us.