• Stone sash lock with keeper and screws.
• Used on wood casement windows manufactured 1974 to 1989. And casement and awning windows manufactured 1966 to 1996.
• C35/A35 heights and shorter use 1 sash lock. C4/A4 heights and taller use 2 sash locks.
• This lock has three screw holes and replaces four screw hole lock used from 1966 to 1979.
• Left hand - lock fits on the left hand side when viewed from the interior.

Awning windows require one left hand and one right hand lock.