Marvin Ultimate Double Hung Sash Lock w/ Tilt Feature CAV.8 P.N. 41131
Markings: CAV.8 P.N. 41131. This lock has a built-in tilt feature – a small cam under the sash lock retracts the tilt latches for easy tilt-in operation. Marvin Ultimate Double Hung Sash Lock with Tilt Feature.