New window and patio door lock.
Durable White Powder Coated Finish Blends With Vinyl Frames 

Can be used on: sliding patio doors, sliding windows, double-hung windows

No tools needed, easy to use; just open to desired width, place over frame and clamp; can be also used at top of some patio sliding doors to keep young children from opening door.

Adjustable jaw fits all vinyl frame rail thicknesses from 1/16" up to 1/2" thick. "Vise like" grip holds securely and will not mar inside frame. Allows window to lock in ventilating position; cam style locking lever; no tools required.

Body Measurements:
1-3/16 inch x 1 inch

Priced and sold in pairs.