Keson Measuring Wheel - 4" & 6"
Plastic measuring wheel for control, comfort, reliability and conviency. RRT6 for 6" diameter, RR112 for 4" diameter.
6 IN Diameter:

The RRT Series focuses on control and comfort. Resetting has never been easier with two options, a reset on the handle AND on the unit housing. The center-line handle design makes this unit well balanced. Our compact folddown uses a collapsing hinge and handle lock to reduce the unit to half its original size.
Details:
- • RRT6 (6 IN) Diameter: 6inch
- • RRT6 (6 IN) Circ: 18inch
- • Enhanced grip pistol-type handle increases control and comfort
- • Re-set on the handle AND on the unit housing - no more bending over, lifting the wheel or stepping on it to reset to zero. Additionally, the re-set on the housing is reinforced to protect it when re-setting the counter with your foot
- • Brake on pistol grip stops counting instantly. Stop adding lengths accidentally by putting the brake on exactly when you need it
- • Collapsing hinge snaps into extended lock with the flick of the wrist and it disconnects if you forget to press the unlock trigger
- • Center-line handle design with counter on top of wheel center of gravity aligned for perfect balance. This makes measuring easier and more accurate. The raised counter makes reading it easier
- • Compact fold-down easily reduces to 1/2 its size for storage and portability. Storage is a snap.
- • Flip-down kickstand (3 foot size) keeps the wheel upright when you need your hands free to perform other tasks and stays out of the way as you measure
- • Gear & shaft transmission for highest measurement accuracy and strength. No belts to stretch or fail
- • Handle lock - lock your handle in place when you’re not using the wheel. Our clamp protects the extension hinge from breaking
4 IN Diameter:

Smaller 1-foot wheels combine Keson quality and reliability with convenient size and light weight. Typically used in short run and indoor applications these products are compact and very reliable. It’s easy to measure curved, horizontal, and asymmetrical surfaces. These products are popular with realtors, appraisers, police officers and homeowners. You can measure alone, and you can measure faster than two people with a tape measure. Many keep one of these wheels as an emergency backup to their regular wheels. 5-digit, easy-read, magnified counter measures 9,999 feet, 11 inches (9,999.9 ft on engineers' model and 9,999.9 meters on metric).
Details:
- • RR112 (4 IN) Diameter: 4in
- • RR112 (4 IN) Circ: 1ft
- • Weighs less than 2 pounds
- • Telescopes down to 17 inches fits into a toolbox or briefcase
- • 38 inches tall when fully extended
- • Reset with Foot - a raised reset button that enables you to reset the counter with your foot. Supporting structure around the reset was improve to handle foot taps to zero the counter
- • Greater stability when measuring, making it easier to maintain a straight line as you walk
- • Telescopes down to 20 inches, fits into a toolbox or briefcase
- • 42 inches tall when fully extended