Our innovative 3-way wrench featuring three different sized wrenches to fit internal spoke nipples.

3.2mm square drive, with a nominal outside shaft diameter of 6mm
5mm hex socket with a nominal outside shaft diameter of 7.5mm
5.5mm hex socket with a nominal outside shaft diameter of 8mm
Slips perfectly into the tight surroundings of most rims
Works with wheels made by numerous manufacturers including, but not limited to:
FSA
Blackwell
Planet-X
HED
Rolf
Bontrager
Campagnolo
Mavic
Gulo Composites

NOTE: Wheel manufacturers specifications can change without notice.