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The 5 Best Slant Boards for Strengthening Your Knees and Calves
Runner's World tested five slant boards for strengthening knees and calves. StrongTek's flagship model earned top pick with wood construction, five angle settings, and rubber carrying handles; its Portable version is the smallest one-piece board here, made of plastic with four settings. Wolf Wedge is 27 inches wide and fixed at 15 degrees. Slant Board Guy's Standard and Flex Board are both fixed-angle, with the Flex Board adding three resistance-band hooks.
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