DG-PIN, Load Cells & Sensorshttps://www.dinamicagenerale.com/en-us/dg-pin.aspxPart Number Model / Code 9 ton / 969-0130 13.6 ton / 969-0226 18 ton / 969-0227 27 ton / 969-0128 Size Installation examples Square system with 4 supporting points Circular system with 3 supporting points.