C riser can be used as table extensions as they can bear heavier loads due to their larger size and robust construction, also helps in stopping larger parts.
Place Insert Pliers or Insert Clamps into any of the fixturing holes(16 mm Dia) for horizontal or vertical clamping at any height. Stack the Clamping Squares to brace tall workpieces.
Use the top holes for mounting the Squares in a fixed location.
The lower base is slotted for adjustable mounting