Spine Chart
The purpose of this tool is to provide a simple point of reference for testing. By entering your draw weight and total arrow length a chart will be generated providing approximate spine needed for various total weight up front. "Spine A" & "Spine B" is providing a high/low range for you to...
dynamicarcherysolutions.com
Anyone have any experience using this spine calculator to pick out arrow shafts? Or can someone with one of the arrow building apps run their numbers from it against this and give me an idea if it's accurate?
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