The crawlerkeller weighing system is designed for VP Knuckles and can be installed on both XR10 and Wraith Knuckles from Vanquish.
In addition to the weight brackets, you will also need the item "CK Weight Plates for Weight Holders CK029" with article number CK027.
Any number of weight discs can be mounted at different angles.
A left and a right weight holder and included screws are included in the delivery.
Also included are spacers that are only used with the XR10 Knuckles.