ASTM Two-Speed Field CBR Jacks have 10,000lbf (44.4kN) capacities with 3-1/2in (89mm) lift. Two-speed jack can generate force for the Penetration Piston when used against a reaction frame or load. A swivel base and a manual cranking handle are included with each model.
Features:
- Optimal for measuring relative soil strength of in-situ soils and base course materials
Included Items:
- Two-Speed Field ASTM Jack
- Swivel base
- Manual crank handle