105 all the way. My rear derailleur has now done 10.000 miles and I bought the bike second hand with probably the same on the clock. It has been wobbly since 5.000 miles, but can not bring myself to change with replacement I already bought. This is 9 speed.
105 all the way. My rear derailleur has now done 10.000 miles and I bought the bike second hand with probably the same on the clock. It has been wobbly since 5.000 miles, but can not bring myself to change with replacement I already bought. This is 9 speed.