Digital/Mechanical ABS Folding Distance Measuring Wheel Roller Rangefinder Surveyor Walking Zero Clearing 100Km Foldable Big/Small Wheel with Storage Bag

Hello, dear customers. Please carefully identify that our product is a new upgrade for 2022, and the thickness of the entire series of tires has been doubled to 9MM. The extension height and rubberized handle have been upgraded, and the tire quality has been upgraded in a whole series. Compared with other products on the platform, the quality is 2 grades higher.MW-SS Mechanical Measuring Roller(Small Single Wheel):Maximum measurement range:0-9999.9m/ftWheel diameter:159mm/6'Accuracy: ±0.5%Minimum display walue:0.1m/0.1ftProduct Material:PC+ABS+POMFolding1ength:440mmAluminum alloy rod diameter:16/19/22mmStretching height: 100CMTire thickness: 9MMNet weight: 0.75KGMW-BS Mechanical Measuring Roller(Big Single Wheel):Maximum measurement range:0-9999.9m/ftWheel diameter:318mm/12Accuracy: +0.5%Minimum display walue:0.1m/0.1ftProduct Material:PC+ABS+POMFolding 1ength: 500mmAluminum alloy rod diameter:22mmStretching height: 102CMTire thickness: 9MMNet weight: 1.4KG