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    Bow tuning problems

    I have a Bowtech Allegiance VFT, 70# 30″ draw, whisker biscuit. Shooting through paper the other day I noticed it is shooting tail low. I adjusted the rest up and down, but it didn’t make any difference, still shot tail low. My question, I’m shooting Beman ICS 400’s cut @ 28 1/2″ with 100 grain heads, are my arrows too light? If so, which arrows would you recommend? And, what about changing to a drop away? QAD Ultra Rest?

    #2
    Tail low has nothing to do with spine or arrow weight. It is either rest too low or nock point too high. Vhanging rests would not fix it unless it changes the rest/nock relation. And a drop away will not fix it until you get that part right.

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      #3
      According to papertuning.com it can. I adjusted the rest and knock with the only difference being that it got worse.

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        #4
        I think you are underspined and probably need 340 spine arrows. I'm not sure if that would have any effect on a tail low.

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          #5
          Originally posted by stryker93 View Post
          I think you are underspined and probably need 340 spine arrows. I'm not sure if that would have any effect on a tail low.
          X2.

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            #6
            If you are in Hederson then go to Canton and get the pro shop there to tune it for you

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              #7
              Sounds like a nock/ rest height issue. QAD is a good rest but drop sways can cause more headache while paper tuning. You sometimes get eratic arrow flight if your getting fletching contact. Don't beat yourself up too much over paper tuning. It's a good satrting point but you really start to get tuned in after walk back and broadhead tuning.

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                #8
                To correct a Tail low:

                1. Move the nocking point up in small increments.

                2. If using a launcher or shoot-thru type arrowrest, move the arrow support arm down. Reduced spring tension can also be helpful for even finer adjustments.

                This came directly from the papertuning.com I found. I dont see a reference to spine having any affect on this.

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                  #9
                  Originally posted by oktx View Post
                  X2.
                  X3. Had the same problem out of a 70lb 101st Airborne, and switched to 340 FMJ's. Problem solved.

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                    #10
                    Originally posted by bowhuntntxn View Post
                    Tail low has nothing to do with spine or arrow weight. It is either rest too low or nock point too high. Vhanging rests would not fix it unless it changes the rest/nock relation. And a drop away will not fix it until you get that part right.
                    A lot of single cam bows that don't have level nock travel will tear low with an arrow that is too stiff.
                    The Allegiance, not being a single cam won't have this problem, but being that your arrow is too weak, you actually should be getting a high tear instead of low, so I think there must be other issues to address.

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                      #11
                      Originally posted by rocky View Post
                      A lot of single cam bows that don't have level nock travel will tear low with an arrow that is too stiff.
                      The Allegiance, not being a single cam won't have this problem, but being that your arrow is too weak, you actually should be getting a high tear instead of low, so I think there must be other issues to address.
                      Good pro shop should be able to fix you right up.

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                        #12
                        Take your draw weight down to about 65lbs. If the arrow flight improves then either leave it at 65 or buy some 340s. I had the same issue shooting 400s at 70lbs. They actually still grouped about the same as the 340s but the arrow flight looks a lot better with 340s when I shoot 70lbs. BTW paper is for wiping

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                          #13
                          Originally posted by spotnstalker View Post
                          Take your draw weight down to about 65lbs. If the arrow flight improves then either leave it at 65 or buy some 340s. I had the same issue shooting 400s at 70lbs. They actually still grouped about the same as the 340s but the arrow flight looks a lot better with 340s when I shoot 70lbs. BTW paper is for wiping
                          I like the smiley, but after tuning as many bows as I have, I've realized how important paper tuning is at revealing and addressing tuning issues.

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                            #14
                            You were right bowhuntntx, sorry for the mistake. I'm going to try moving my rest and/or nock again, if it ever stops raining here. If that don't do it, then I'm going to drop down to 65 lbs. and see what happens. Thanks for the support fellas!

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                              #15
                              As long as you are getting vane contact paper tuning will not be very reliable. Have some one watch your arrow flight and see if you are getting alot of tail wag. Side to side or up and down. then go from there. Or get rid of the WB and start from scratch.

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