Extra Heavy White Pine Wood Stretcher Bars! 1.5” Deep X 2” Wide. Only about 15% of artists Use heavy-duty stretcher bars when building their Canvases, due to the prohibitive cost of Quality constructed bars in their price range. With this in mind, Creative Mark set about to provide sturdy kiln-dried White Pine stretchers to artists so that they can build heavy-duty frames at substantial savings. Creative Mark Pro-Bar, Heavy Duty Wood Stretcher Bars, are sturdy with a depth of 1-1/2” x 2” wide, providing maximum durability with tongue and groove corners for easy Assembly. Bars are finger-jointed for strength, creating straight stretcher bars with incredible durability and warp-resistance. Stretcher profiles have a deep front beaded edge, to prevent any ghosting of the stretcher on the Canvas when working. On the back, the edges are gently rounded, making it easier to stretch and staple the Canvas while also creating a clean Paintable style Canvas edge. Creative Mark Pro-Bar, Heavy Duty Wood Stretcher Bars, are Made Of sturdy White Pine with a depth of 1-1/2” x 2” wide, providing maximum durability. Heavy Duty Pro Bar Stretchers go up to a massive 96 in length, Perfect For the Painter who works large scale. You can Use Heavy Duty Pro-Bar Cross Braces to brace larger works. The cross braces can be attached easily with flat head screws.