The tension box is used with the Sectional Warp Beam and is adjustable to fit any Leclerc floor loom. The tension is adjustable, and it gives uniform tension on all warp ends as they are wound from the spool rack to thc loom. Two open 12 threads per inch (4.8 / cm) combs allow easy threading and help guide threads into the proper section.
It can also be used with counter when filling bobbins, holding threads and giving number of meters or yards on bobbins.

Product # 6160-1000