Install a suitable sleeve. When using it, you should apply the tightening force slowly and steadily. A “click“ sound is heard, indicating that the torque has been set to the value torque: Loosen the handle under the black lock nut, grasp the wrench body with one hand, turn the handle to the required torque with the other hand, tighten the black lock nut under the handle to lock the torque value Used to install bicycle torque wrench, the length is best controlled within 200MM Description: High-quality industrial powerful torque wrench, accurate scale, easy to use and reliable, Weight: 1.41977696728 pounds, Manufacturer: QUXVUIS