This existing masonry anchor (EMA) butterfly anchor twists into the throat of the jamb to assist in locating and installing bolts for anchoring frames. The butterfly shape can be welded or manually pressed into the throat of the jamb.
- Made for 2″ face frame profiles in jamb depths 3″ to about 7″
- Can be shipped loose or installed
- Buy with or without expansion bolts
- Bolt holes punched and dimpled in soffit and/or rabbet of frames