CAT NO: DIDACTICNLE-Export-220019
Jointed Roof Truss On Wheels- Engineering Lab Training Systems.
The apparatus is about 1.2 meter in length and strongly Constructed in
all metal, one leg is fitted on a immoveable bracket and the other
on rollers. Spring balances show tension on the rod and the compression
on rafters. complete with specially made dynamometer, cahin and pan, but
without weights.