JC-5069-4Nm /JC-5076-5Nm/JC-5083-6Nm Pre Set Torqu COLORS: Red-4Nm，Blue-5Nm，Black-6Nm Too tight will damage bicycle parts. Too little torque means loose parts. A bicycle torque tool is an essential tool for installing bolts and bicycle parts. - High accuracy Torque Tool Tolerance +/- 5% - 4Nm JC-5069 - 5Nm JC-5076 - 6Nm JC-5083 Length : 46 mm OD : 15mm Weight : 37.3g