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Mathews HeliM shooting 290fps

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    Mathews HeliM shooting 290fps

    I purchased the new Mathews HeliM with a 27.5 DL and set at 68lbs, and rigged it with the 5 pin spot hogg hunter sights, QAD rest, etc.... The arrows I had during the initial purchase were the Easton ST Epic cut to 29in.at 8.6gpi. Wednesday I went to my bow shop and picked up 6 new Gold tip Velocity cut to 29in and weigh 7.4gpi.total arrow weight with field point is 342 grains. My bow chronographed at 290fps as and is shooting at 30 on the first pin. My question is there any other way to Get this bow shooting over 300fps? I feel like I have done everything possible especially with a 27.5DL. Any advice would be greatly appreciated.

    #2
    That's fast IMO for 27.5". But, if you insist on hitting the magic #, you probably need to crank the weight on down and possibly shoot a lighter arrow.
    With your DL and the QAD, I would think you can shorten those arrows which will lighten them up. I have a 30" DL and shoot a 27.5" arrow

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      #3
      You may take the monkey tails off the string. The bow will still be quiet, and you will gain more speed.

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        #4
        Lighter arrows back it down to about 5.5 gpi

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          #5
          Originally posted by jamie74 View Post
          I purchased the new Mathews HeliM with a 27.5 DL and set at 68lbs, and rigged it with the 5 pin spot hogg hunter sights, QAD rest, etc.... The arrows I had during the initial purchase were the Easton ST Epic cut to 29in.at 8.6gpi. Wednesday I went to my bow shop and picked up 6 new Gold tip Velocity cut to 29in and weigh 7.4gpi.total arrow weight with field point is 342 grains. My bow chronographed at 290fps as and is shooting at 30 on the first pin. My question is there any other way to Get this bow shooting over 300fps? I feel like I have done everything possible especially with a 27.5DL. Any advice would be greatly appreciated.
          I hope your only shooting targets, I would stay at least 400 grains for hunting... Minimum ...

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            #6
            Take weight off the string.....

            The lowest you can go on arrow weight is 340. You won't hit 300 unless you remove monkey tails, peep and loop and go down to IBO spec arrow.

            Even then it'd be close.

            If you want speed, get a bow made for speed with a short brace and aggressive draw cycle.

            Either that or stretch your arms!

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              #7
              Cut the arrows back to 25". Remove the grubs. Crank up the weight. Buy a monster.

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                #8
                I removed the monkey tails already. At any rate, this bow is accurate and shoots fast enough to put meat in the freezer!! Thanks everyone!

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                  #9
                  Your speed or lack there of, is your draw length. If you could got to a 28" cam you would gain 5 to 7 fps.
                  If you are shooting in the 290's and shoot good groups, I would just practice more and not get worried about gaining a few fps. You have everything to lose and very little to gain by tinkering for just a few fps.

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                    #10
                    Seems about right to me. My draw is 27.5" also. I shoot gold tip velocity xt 300s. Both my invasion and destroyer 350 shoot right at 300fps.

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                      #11
                      Originally posted by old killer View Post
                      Your speed or lack there of, is your draw length. If you could got to a 28" cam you would gain 5 to 7 fps.
                      If you are shooting in the 290's and shoot good groups, I would just practice more and not get worried about gaining a few fps. You have everything to lose and very little to gain by tinkering for just a few fps.

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                        #12
                        cut arrows, too long for your dl

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                          #13
                          Arrows seem a bit long...IMO.

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                            #14
                            That is horrible! you should just sell that bow to me. That is the best thing to do right now!

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                              #15
                              Yeah maybe later.lol... Thanks for all the advice guys!

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