Features: Achieve precise belt tension calibration with our Digital Belt Tension Gauge for accurate measurements your 3D printer. Digital display, easily achieve accurate measurements on all belts for smoother, easy adjustments. Digital Readout Provides clear, easy-to-read tension readings. Precise engineering lightweighted with aluminum stand that produces accurate result. One-Handed Operate Features a customized one-handed operate for quick and hasslefree belt tension measurements. Specifications: ItemBelt Tension Gauge Tester Component with Metal Package Includes: 1PC Belt Tension Tool note: Due to the different light effect, the actual color the item might be slightly different from the color showed on the pictures. Thank you! Please allow 1-2cm measuring difference due to manual measurement.