Gugxiom Bike Derailleur Alignment Tool, Aluminium Alloy Length 400mm High Precision Bike Chain Tool Truing Stand, Portable Easy Operation Derailleur Hanger Alignment Tool for and Bike Repair - Gugxiomoea74w8b6g-13

• 400MM*165MM：The size of the bicycle derailleur calibration tool is approximately 400MM*165MM. Correct alignment of the chain puller hanger of the bicycle is very important for reliable gear shifting.When the bicycle side collides or falls, the transmission hook may be bent, and even the hook of the new frame will often be misaligned.This alignment tool provides a simple and accurate method for checking the hanger alignment. SQUARE STRAIGHTENING ROD：Bicycle tail hook straightening tool has aluminum alloy square straightening rod, which can improve the hardness and reduce the weight, and then apply pressure on the tool arm to complete the straightening of the zipper hanger. LOCKING LEVER：Bike derailleur alignment tool has aluminum alloy anti-slip detachable handle, thread, and tight combination.With the rotating rod as the axis, rotate the positioning knob clockwise and screw the into the rear variable lifting lug to lock it. STAINLESS STEEL MEASURING ROD：Derailleur alignment tool is equipped with stainless steel measuring rod, which is used to mark the distance to the wheel, with clear scale and accurate measurement.Locking the sliding bracket can adjust the distance required by the measuring rod, measure the deviation between the coupler and the wheel, and provide great help for the adjustment of the coupler. FITS WHEELS FROM 20" TO 29"+：The Bicycle Derailer Alignment Tool solves drive speed and positioning rear drivetrain problems. This product can not only be adjusted to fit 20" to 29"+ wheels, but can also replace small parts. Upgraded large inner shaft for added strength and tighter tolerances for accuracy. Improved clearances and ranges to accommodate more frame and hanger combinations, including low clearance through-axle derailleur hangers.