Mainco Heavy Duty Measuring Wheel (DMW1100)

Features:

Cast Metal parts and tough neoprene wheel for non-skip traction Counter Always in View.

Trigger automatically locks wheel to fix reading.

Measures up to 100,000 feet without re-setting.

Counter reads out feet and disk on side of wheel will display inches.

Mud Wiper keeps wheel clean and rolling smoothly. 

Specs: 

5.5LBs Height of wheel 3’ 10”, wheel diameter 11.5”

Replacement counter sold here