Morgan Blue Chain Keeper Thru Axle | Maintain Pressure on Rear Derailleur for Perfect Cleaning & Safe Transport of Expensive Bicycle

Made for perfect cleaning and safe transport of your bike. If you want to transport your bike in a box or in your car and you want to take out the rear wheel, then install the Thru Axle chain keeper so that the rear derailleur stays in line.Morgan Blue advises to take out the rear wheel for better cleaning. Install the chain keeper to maintain the pressure on the rear derailleur.