This Single Pull Lever Operator eliminate the need for a crank handle.
From Truth Hardware.
Arms spread 23-1/4" when fully extended.
2-3/32" escutcheon projection. Escutcheon is non-removable.
Lever Handle is to the left when the window is in the closed position.
Die cast body
Stamped steel arms
Holds window open in any of five positions
There is no need for a crank handle projecting from the window sash because one handle movement opens or closes the sash.
One operator per package. Sash hooks are not included.
If a sash hooks are needed, please, order item
39-1. Two Sash Hooks are required.