This multi-tool combines all the individual tools you are likely to need on a ride in a single, handy package.
7 Hex Keys (Allen Keys) sizes from 2mm to 8mm,( Hex 2,2.5,3,4,5,6,8mm)
a flat blade screwdriver size #4 and a #1 Phillips head (cross head) T25 star key
Meet speed of sprocket 10/9/8/7.
weight : 224g
easily carried in a jersey pocket while cycling