The mechanical assembly is around 1.2 meter long andstrongly Constructed in all metal, one leg is fittedon an immoveable section and alternate onrollers. Spring adjusts indicate strain on therod and the pressure on rafters.complete with extraordinarily made dynamometer,cahin and container, yet without weights.

Manufacturers and Suppliers of Jointed Roof Truss on Wheels in Algeria, Argentina, Australia, Bahrain, Bangladesh, Belgium, Bhutan, Brazil, Cambodia, Cuba, Cyprus, Denmark, Ecuador, Egypt, Ethiopia, Finland, France, France, Georgia, Germany, Ghana, Hungary, Iceland, Italy, Japan, Jordan, Kenya, Kuwait, Malaysia, Philippines, Tanzania, Uganda