New Saunders Archery Bow Square Forked Horn Recurve & Compound Bow Tool The bow square sits perfectly on the arrow rest in the same position as an arrow The gauge swings away so you can crimp the nock set with the square still on the string The off-set design allows it to be used with a kisser button installed Lightweight, convenient, accurate. Color may vary from that shown in the picture Can be used on either compound or recurve bows