Unior spoke wrench shimanothis spoke wrench is used for nipples with dimensions 43 and 44mm on shimanos wheel system a plastic coated body enables comfortable tightening and unscrewing of the nipples the length of the wrench is 100mm which enables access to the hub mounted nipples features material special tool steel hardened and tempered surface finish chrome plated according to en12540 the key body is plastic coated buyunior workshopfrom chain reaction cycles the worlds largest