Keson RRT6M Center-Line Measuring Wheel – Metric The Keson RRT6M is a compact metric measuring wheel designed for precise, controlled measurements in metric layouts. Its center-line handle ensures balanced operation, while the enhanced pistol-grip design improves comfort during repeated measurements. The wheel’s gear and shaft transmission guarantees accuracy without the maintenance concerns of belt-driven units. This unit includes a reset option at both the handle and housing, allowing for quick zeroing without bending or lifting. Its fold-down design with a hinge and handle lock reduces the unit to half its size for convenient storage and transport, making it ideal for fieldwork where portability is important. Key Features • Center-line handle for balanced, controlled operation • Pistol-grip handle for comfort and grip • Gear and shaft transmission for reliable, accurate measurements • Reset on handle and unit housing for quick zeroing • Fold-down compact design for easy transport • Metric units (m / dm) with 15.2 cm diameter, 45.7 cm circumference Ideal For Surveyors, engineers, and construction professionals requiring a compact, durable metric measuring wheel with precise readings, convenient reset, and easy transport.