How to Fix a Loose Mountain Bike Chain: Step-by-Step Guide for Cycling Enthusiasts
To fix a loose mountain bike chain, first shift the chain onto the largest rear chainring and the smallest front chainring. Then, loosen the rear wheel axle nuts or quick-release skewer slightly. Pull the wheel backward until the chain is tightened to the appropriate tension. Finally, tighten the axle nuts or quick-release skewer, check the chain tension, and make any further adjustments if necessary.