HOW TO USE THE CHART 1) Select the type of bow you use - Compound column:  Recurve column: 2) Select your arrow length in row  Correct arrow length is from nock groove to end the shaft. | 3) Select your draw weight in column or  4) Your correctly spined shaft is in the box at the intersection of the row selected in #3) and the column selected in the #2). If the chart indicates you are between sizes, select the stiffer of the two sizes. | CHART STANDARD SETTINGS This chart was established using a Hard Cam Compound bow with release aid, a Modern Recurve bow with finger release and Carbon Impact shafts with Insert and 110 grain point |