Hub adjusting sleeve suitable for Bora One, Bora Ultra and Bora WTO from 2015 onwards.
Please refer to the Campagnolo spare parts online catalogue for the model year of your wheelset to check this part is compatible. 
FEATURES:

Campagnolo Original Spare Part
Material: Plastic with Light Alloy Bolt
Weight: 54g

PACK CONTENTS:

1 x Hub Adjusting Sleeve
1 x Bolt

CAMPAGNOLO PART NUMBER:

FH-BO0019