2" x 2 1/4" Headrail with 1/4" Hexagon Hole
These tilt mechanisms fit into a headrail that measures 2" x 2 1/4" with a 1/4" hexagonal tilt rod. Be sure to select the one that most closely resembles your original mechanism. If you have a wand tilter, make sure you choose a mechanism that is compatible with your wand.