Take a look at the new Liquid Force M6-21mm IPX Bolts
Liquid Force M6-21mm Metric Mounting Board Bolt Kit IPX wakeboard bolt set.
Note- The Hand screws by themselves should work on any M6 thread pattern board.

These angle locks are the sets supplied for use with 2012 and 2013 Liquid Force Bindings they are for use with the new M6 Metric inserts in the 2012 and up Liquid Force wakeboard lineup.

This set includes the IPX locks for use with the Liquid Force bindings.

Liquid Force M6-21mm Metric Mounting Board Bolt Kit IPX Product Details
Brand New
Set of 4 screw hardware with washers
4 Locks that fit under the binding angle plates to adjust the angles of your bindings.