Are you looking for a professional, yet bike teeth stabilizer? Are you in search of a sturdy, trustworthy tool that can do multiple jobs at once? , ! Our professional bike teeth stabilizer must meet you needs. It is one of the for you. Features - Color: Red. - Size: 6.84 x 6.86 x 5.72 cm. - Material: Aluminum alloy & steel. - Used for single-disc sprocket, of the rushing party. - Originally equipped with a 34.9 middle tube size, two sets of reducer sheets are available, which can convert 34. a diameter of 28.6 or 31.8 to fit the diameter of the middle tube of 28.6 or 31.8. - Most of the dead fly frames are 28.6/road frames, mostly 31.8 or 34.9/mountain frame, mostly 34.9 - It can be used on the tube in the frame to effectively prevent the chain and chain from jumping. - Dear buyer, due to lighting effect, monitor's brightness, manual measurement, etc., there could be some slight differences in the color and size between the photo and the actual item. Sincerely hope that you can understand! Thank you! Package list: 1 x bike teeth stabilizer