Park tool 3 way internal nipple wrench sw15our innovative 3 way y wrench featuring three different sized wrenches to fit internal spoke nipplesfeatures3 2mm square drive plus 5mm and 55mm hex sockets 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 note wheel manufacturers specifications change without notice buy park tool workshop tools from