Bicycle Tension Gauge Spoke Calibration Tool Easy To Service Aluminum Alloy Description: For all types of spokes: round / flat spokes / various finishes, building / aligning wheels / fitting new bikes CNC Manufacturing: Aluminum alloy bicycle spoke gauge for accurate tension measurement Professional: Simple design but strictly following the Official Spoke Tension Comparison Chart Light weight: only about 166g, high efficiency Portable for easy carrying Multifunctional: 1 This bicycle tension meter can accurately and reliably measure the absolute tension of each spoke in a wheel, as well as the relative tension between all the spokes in a wheel; 2 Correctly and reliably measure the wheel spoke tension and tension ratio to determine if the spokes need to be replaced Specification: Item Type: Tension Meter Treatment: hard anodic oxidation will not disappear; Material: aluminum alloy ; Size: about 191mmX122mm / 7.52inchX4.80inch Weight: about 166g Parameter: According to the official spoke tension comparison table The package includes: 1 piece bicycle spoke tension meter