Jonard GPP-8 Economy Push-Pull Tension Gauges

These high polystyrene cased instruments accurately measure push pull forces. Gauges is graduated in two scales: grams and ounces. Precision springs. Full scale accuracy is held to ± 1 graduation. Size: 1 1/2" wide x 1" deep x 14" long

Part # GPP-8,
Avoirdupois Capacity 8 oz. x 0.25 oz.,
Metric Capacity 220g x 5g