Stretch carpet during installation with the ROBERTS 12-Piece Junior Power Carpet Stretcher. The 10-237V is the most economical power stretcher in the ROBERTS power stretcher lineup. The adjustable pin depth setting makes this unit compatible with all carpet thicknesses. The non-marring tail block facilitates quick and safe stretching, with no need for a 2 x 4 plank. This kit stretches carpet up to 38 ft. and includes the ROBERTS 10-250 Adjustable Locking Tube for fast incremental adjustments. The rolling stretcher case and tube case lock together for easy storage and transportation.