Type B - Bore
Type K - Keyway
Type V - Square
GN 211 Control Lever, Steel, Large Hub.
These control levers can be used in connection with indexing elements, grooves for angle limitations and similar, due to their comparably large hub diameter.
Spring plungers GN615 as well as indexing plungers GN617 can be used as indexing elements.
Steel - blackened
Ball Knob DIN319