Stretch mason’s line between course blocks for straight walls. Sturdy, lightweight aluminum line stretchers work on various size blocks from 4″ to 12″. Change the size by moving the wing nut to appropriate size. Sold as a pair.
- Create a straight course in masonry
- Work on various size blocks from 4″ – 12″, 4″ to 6″
- A wing-nut makes it easy to change size
- Strong aluminum construction