Simplicity Pro Comp Alloys PXA7033-8973 Series 33 Wheel with Flat Black Finish (18x9/5x127mm) Easy to use ruler for cutting triangles for flying geese units Make nine geese sizes (2 by 4 to 6 by 12) Make blocks from 4 to 24 Ruler features 2 color printing for use on light and dark fabrics Package includes Easy Star and Geese Ruler step by step instructions and a quilt pattern