Amazon.com: Jwodo Canvas Stretcher Pliers, Heavy Duty Spring Return Handles, 4-3/4" Wide Grip, with Upholstery Staple Remover and Tack Puller Tool, Perfect for Stretching Clamp Art Oil Painting Canvas (3Packs)
3/4" Deep Stretcher Bars
Amazon.com: Wraptek Canvas Stretcher Bar Kit (Medium Duty)- 23 Sizes to Choose from (40x60)
Amazon.com: Art Canvas Stretcher Bars (28"), (2pack)
Art Alternatives Stretcher Bar | Michaels
Amazon.com: ARTIQO DIY Canvas Stretcher Bars 12x16 Inch Canvas Frame - Easy to Assemble, Gallery Wrap Oil Frame Kits Canvas Wood Stretcher Bars- for Oil Paintings, Prints, Paint by Numbers & Posters
Fredrix Gallery Wrap Stretcher Strips, Gallery Wrap Stretcher Bars, Canvas Stretchers, Gallerywrap Stretcher Strips | Rex Art Supplies