just make sure your chain line is right too. if its off then the chain will wear very fast and slacken quickly. also if it gets too loose you might de-rail the chain i did this down the euston road at about 25 the other day alot less than fun and my frame looks worse for wear because of it.
just make sure your chain line is right too. if its off then the chain will wear very fast and slacken quickly. also if it gets too loose you might de-rail the chain i did this down the euston road at about 25 the other day alot less than fun and my frame looks worse for wear because of it.
sheldon explains chainline: http://www.sheldonbrown.com/chainline.html