Rolling Distance Measuring Wheels, Rolatape Measuring Wheels, DuraWheel - EngineerSupply
AIRAJ Measuring Wheels, Distance Measuring Wheel 0-99,999.9m, Metric and Inch Switching,Digital counting device for night use, with tape measure,Stand and Storage Bag : Amazon.co.uk: DIY & Tools
Durawheel DW 1000: Rolling Distance Measuring Wheel | US Tape