Conforms to Weights & Measures specifications in U.S.A. and Canada.
Measurer accommodates ropes and cordage from 1/4" to 3/4" diameter.
Cordage is visible and accessible during its travel through Measurer. The toothed Measuring Wheel and Stainless Steel Pressure Shoe assure uninterrupted NO SLIP contact with cordage. Digital Counter adds or subtracts. Resets to ZERO with one turn of knob. Model 1430 indicates to 9,999'-11".
Measurer should be firmly mounted for optimum accuracy. Height is 8-5/16"; width from ring to ring is 10-1/2".