gallery canvas tenon stretcher bar Material: Fir wood, Pine wood, Paulownia wood. Size: 1.4x3.0cm 1.8x3.7cm 1.8x4.0cm 3.8x3.5 We are professional manufacturer providing largest selection of high quality artist stretcher bars at excellent price.Our stretcher bars are designed for easy assembly, we only use timber(paulownia, fir, ZHejiang pine and Mongolian Scotch Pine) kiln dried to 8%-12% ...