Irwin 1801106 Extendable Level, 4' Framing Squares self-sharpening zirconia alumina grain and

self-sharpening zirconia alumina grain and multi-air cyclonic precision laser-cut

Replacement straps for backpack style

5-in to 13

Die-cast aluminum base adjusts up to 45° right or left and positive stop at 90° for solid cutting performance

Plastic injection molded

Irwin 1801106 Extendable Level, 4' Framing Squares self-sharpening zirconia alumina grain andExtendable locking rails. Heavy duty aluminum 3 rail I beam construction. Extends up to almost 3 times the collapsed length. Locks securely in infinite setting to meet any extended leveling needs. Highlights: Extendable locking rails Heavy duty aluminum 3 rail I beam construction Length: 4'.