Knitter's Pride Nova Cubics Special Interchangeable #10.75. Use this length of Interchangeable tip along with the 8" Knitter's Pride cable to make 16" circulars. The popular Knitter's Pride Cubics line is now available in a shiny nickel-plated brass! Unique ergonomic shape provides excellent grip and uniform stitches. Cuboid shape in cross section gradually gives way to perfectly tapered brass needle tips.