3 Rivers Archery Spine Calculator

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Dynamic Spine Arrow Calculator From 3rivers Archery Archery Archery Supplies Arrow

This calculator was developed to aid the traditional archer in defining the appropriate arrow setup to match a given bow design.

3 rivers archery spine calculator. Once you have your Arrow Length and Actual Bow Peak Weight you are ready to select your correct arrow spine. Subtract 2 from the bows required dynamic spine number. Has anyone used the dynamic spine calculator on the Rivers Archery site if so how accurate is it.

Most common is 125 grains. That formulas are derived primarily from modern deflexreflex longbow and recurve designs based on actual shooting experience coupled with basic engineering. I had some Easton Epic 500s that I tried with 175 up front and they were stiff.

25622 likes 879 talking about this 228 were here. 50 EASTONARCHERYCOM 51 USING THE TARGET ARROW SELECTION CHART 1. Spine Calculator Find The Perfect Arrow.

Welcome to the Dynamic Spine Calculator download page. However if I cross reference 3 rivers site on their spine calculator and input my exact arrow information there it comes out with a dynamic spine of 527s for the arrow. Customer Service Customer Service.

If using multiple or extra heavy string silencers on your bow then the required dynamic arrow spine will be slightly reduced. The arrow must be 28 in length and supported at each end of the arrow. I probably could add 75-100 gr up front and get them to tune but that would be a log.

3Rivers Archery offers quality traditional archery bows and arrows along with other archery equipment at reasonable prices to the world. So at this point you should have a spine picked out. This is the distance needed for the calculation.

260-587-9501 Check Order Status. Now move across the chart until you find your arrow length. Static arrow spine measures flexibility in a static state at a standstill.

Whether you did that off of a spine chart our dynamic spine calculator online or you gave us a call and we were able to help fine-tune what youre going to need. A heavy arrow crowncresting or thick crown wrap will increase the dynamic arrow spine so add the appropriate weight along with the nock weight in box 6. Find your bow type and bow weight along with the point weight you plan to use.

Be the first to know about sales upcoming events and happenings at 3Rivers Archery. Spine A Spine B is providing a highlow range for you to evaluate based on how aggressive your bow. This does match up with my bow specs of needing 523.

Once you have determined your Correct Target Arrow Length and Calculated or Actual Peak Bow Weight you are ready to select your correct shaft size. Its measured by applying an 880-gram weight to the arrow suspended from the center of the shaft. My question is this.

It is spot on for me. Spine is measured by the number of inches a shaft deflects bends X 1000. 3Rivers Archery Supply Your Longbow Recurve Experts.

If using multiple or extra heavy string silencers on your bow then the required dynamic arrow spine will be slightly reduced. By entering your draw weight and total arrow length a chart will be generated providing approximate spine needed for various total weight up front. One of the pioneers of the machined aluminum bow riser PSE continues to innovate and perfect new technologies for bowhunters and target archers.

Hunting traditional for 50 years and any deer is still a tr. Terry Nisch Country Harvested. Spine Calculator Find The Perfect Arrow.

Accurate data in yields accurate results and any mistakes will decrease the accuracy of results. A properly balanced arrow measurements of 7 to 10. A heavy arrow crowncresting or thick crown wrap will increase the dynamic arrow spine so add the appropriate weight along with the nock weight in box 6.

In the Calculated Peak Bow Weight column left-hand side of the. 2018 Type of Game. Your Longbow Recurve Experts.

In this example a guesstimated angle of 45 degrees and a 28 yard straight line. Seems pretty darn close Im trying to figure out how I came up with that arrow to begin with but Ive shot it now for. Full Arrow Length inches Distance from nock end of the arrow to balance point of your arrow inches Arrow FOC.

3Rivers Spine Calculator has my arrow being way under spine. Keep in mind if you use that calculator it is only as good as what you input into the calculator. 260-587-9501 Check Order Status.

Subtract 2 from the bows required dynamic spine number. This called for a stiffer spine than I was expecting to use. FMJ Carbon Arrow Size Selection Bow Type Compound Bow 301-340 FPS Recurve Bow Long Bow Long Bow Poundage 38-43 44-49 50-55 56-61 62-67 68-73.

Customer Service Customer Service. Use the straight-line distance to the target. Dynamic spine is the result of the static spine arrow length point weight and amount of force your limbs can generate acting together.

The purpose of this tool is to provide a simple point of reference for testing. Trophy Room Whitetail Deer Equipment Used. 45 lb Predator bow legacy aluminum shaft ziwickey eskimo broadhead Additional Info.

If all other factors are kept constant removing 1 will stiffen the arrow by about 1 spine size 100 on all but the stiffest rated shafts. The 12 marks over lap on. When using the 3 Rivers Spine Calculator and specifying the center cut value would 18 past center be -0125000 or 0125000.

PSE Precision Shooting Equipment Archery started 1970 when Pete Shepley used his engineering background to manufacture archery accessories and bows. From the bowhunter to the target shooter 3Rivers Archery has all the traditional archery supplies you need. 3Rivers Archery Your Longbow and Recurve Experts Today were going to talk about arrow spine and doing some tuning at home.

Ad High Quality Archery Stabilizers Made in the USA. 3Rivers Archery Ashley IN. 3 Rivers Archery is the Worlds largest supplier of traditional and primitive.

It was telling me for 57 at 28 shelf cut 316 past center with a 30 arrow and 200 grain broadhead total weight 580-600 grains I would need a 250-300 spine arrow.

Stu Miller S Dynamic Spine Calculator Download Page Spines Calculator Dynamic

Dynamic Spine Arrow Calculator From 3rivers Archery Archery Archery Supplies Spines