Aluminium with plastic wheel. Clear and easy to read metric dial with accuracy of +/- 2%. Compact design with telescopic shaft and durable knurled rubber handle for extra grip. Telescopic range: 440 – 1000mm. Measurement range 0 – 999.9m Aluminium with plastic wheel. Clear and easy to read metric dial with accuracy of +/- 2%. Compact design with telescopic shaft and durable knurled rubber handle for extra grip. Telescopic range: 440 – 1000mm. Measurement range 0 – 999.9m