KRAFT Adjustable Line Stretchers BL147 X/X Easy to clean: BOA® laces

Easy to clean: BOA® laces shed mud

The asymmetrical steel safety toe and puncture-resistant plate provide safety in hazardous environments

Quick dry and moisture wicking

We are a member of the Leather Working Group

with a few functional updates

KRAFT Adjustable Line Stretchers BL147 X/X Easy to clean: BOA® lacesStretch 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" A wingnut makes it easy to change size Strong aluminum construction Products specifications Name Value Length 9 3 4" (247. 7mm) Height 1" (25. 4mm)