This is for 1 binding block for the heel with Pin. Binding not included, can be purchased separately, here. Toe plate piece can be purchased separately or as kit.
This binding block from DynAccess, is composed of 1 CNC machined Binding Block for a Fischer/Head/Tyrolia Freeflex 20 Binding. It does fit the RC4 Z 20 & 18 binding.
If you are looking for Marker Binding block, you can purchase here.