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  • RRichie09
    Veteran Member
    • Apr 2010
    • 2592

    Custom Machining?

    I'm looking to make a bracket to angle mount a Burris Fastfire II using a Larue mount.

    Basically something like this but for a Fastfire.


    And with protective "wings" liek this


    Like this

    The red is the bracket I need. The green is the larue mount and the yellow is the Fastfire.


    I would really prefer that you are in the socal area as I would want to meet atleast once to make sure we are on the same page.

    I basically want a Burkett mount but with a QD mount with the ability to return to zero. I would buy a Larue LT-691 mount and then hopefully you can machine a bracket that would screw onto the Larue mount and I can screw on the Fastfire onto the bracket. The wings can be screwed on and I would want everything made of aluminum.

    Can anyone do this or know of anyone that can do this?
    Attached Files
    Last edited by RRichie09; 03-26-2011, 11:56 AM.
  • #2
    Ryan in SD
    Senior Member
    • Apr 2009
    • 1966

    A one off would be kinda pricey.

    Comment

    • #3
      RRichie09
      Veteran Member
      • Apr 2010
      • 2592

      Like what are we taking about? THousands?

      Comment

      • #4
        bridgeport
        Senior Member
        • Jan 2006
        • 782

        Originally posted by RRichie09
        Like what are we taking about? THousands?
        Yes.

        You might want to try altering an existing unit to work. That way it would only be the cost of the original + alterations and or additions.

        Comment

        • #5
          RRichie09
          Veteran Member
          • Apr 2010
          • 2592

          Originally posted by bridgeport
          Yes.

          You might want to try altering an existing unit to work. That way it would only be the cost of the original + alterations and or additions.
          Do you see a way of doing this? I'm think of buying the burket mount and machining the area that would mount to the rail to screw on to the Larue mount.

          Comment

          • #6
            Joewy
            Veteran Member
            • Jul 2010
            • 2550

            It is not so expensive or hard to do. However you would be better off making an entire mount from scratch instead of trying to adapt something to another adapter. Most of those types of mounts are made from aluminum extrusions that are then cut to fit and shape. Either a billet or casting would be much better.

            If you could make a quick sketch of mount , offest and scope position and send it to me Ill see what I can do.
            Originally posted by Turbinator
            Hold on bud, Calguns is a privately owned forum, on which we are all guests of the owner. We have no freedom of speech here, period.

            Turby
            Socialism is a philosophy of failure, the creed of ignorance, and the gospel of envy.

            Comment

            • #7
              RRichie09
              Veteran Member
              • Apr 2010
              • 2592

              Originally posted by Joewy
              It is not so expensive or hard to do. However you would be better off making an entire mount from scratch instead of trying to adapt something to another adapter. Most of those types of mounts are made from aluminum extrusions that are then cut to fit and shape. Either a billet or casting would be much better.

              If you could make a quick sketch of mount , offest and scope position and send it to me Ill see what I can do.
              Wouldn't it be easier just to CNC a piece so that it can screw onto the larue mount? Plus the main reason I want to do this is to use the Larue mount so that I can return to zero after taking it off.

              The Larue would come like this.
              Attached Files

              Comment

              • #8
                Ryan in SD
                Senior Member
                • Apr 2009
                • 1966

                How does the fast fire mount? Isn't it picatinny?

                I can park steel but aluminum would be expensive as hell to anodize one piece. We do some millitary contracts and I may be able to get in on one of the lvl3 ano sessions.

                I can take this project on but its going to cost prob 100-200 bucks. It sounds like an easy job but somewhat time consuming. Programing the tool paths, setting up the machine, squaring the metal, etc etc.
                Last edited by Ryan in SD; 03-26-2011, 10:37 AM.

                Comment

                • #9
                  eaglemike
                  CGN/CGSSA Contributor - Lifetime
                  CGN Contributor - Lifetime
                  • Jan 2008
                  • 3933

                  I'm pretty sure I already have some blanks made up that might work. Is the Burris pattern the same as the DrDot? I've made a bunch of those as well as the old firesight/optima/jpoint family. I don't have the spec's for the LaRue though. Do you have the best place/price to get one? Straight from Mark?
                  There are some people that it's just not worth engaging.

                  It's a muzzle BRAKE, not a muzzle break. Or is your muzzle tired?

                  Comment

                  • #10
                    RRichie09
                    Veteran Member
                    • Apr 2010
                    • 2592

                    Originally posted by Ryan in SD
                    How does the fast fire mount? Isn't it picatinny?

                    I can park steel but aluminum would be expensive as hell to anodize one piece. We do some millitary contracts and I may be able to get in on one of the lvl3 ano sessions.

                    I can take this project on but its going to cost prob 100-200 bucks. It sounds like an easy job but somewhat time consuming. Programing the tool paths, setting up the machine, squaring the metal, etc etc.
                    The Fastfire CAN ues a picatinny rail but i would rather screw it directly onto the bracket. The Larue would mount to the rail, the bracket would screw onto the Larue and the Fastfire would screw onto the bracket.

                    I would deffinately want it made out of aluminum. I don't need it anodized. I have an 80% build that I will be anodizing and I can just throw the part in with it.




                    Originally posted by eaglemike
                    I'm pretty sure I already have some blanks made up that might work. Is the Burris pattern the same as the DrDot? I've made a bunch of those as well as the old firesight/optima/jpoint family. I don't have the spec's for the LaRue though. Do you have the best place/price to get one? Straight from Mark?
                    I believe the Fastfire has a slightly different mounting pattern. I would ofcourse send you the fastfire and the larue mount as I realize precise measurements would have to be taken from the actual pieces, but yes Larue is the only place to purchase them new.

                    Comment

                    • #11
                      RRichie09
                      Veteran Member
                      • Apr 2010
                      • 2592

                      Ok, drew up a little sketch.



                      The red is the bracket I need. The green is the larue mount and the yellow is the Fastfire.


                      I would really prefer that you are in the socal area as I would want to meet atleast once to make sure we are on the same page.
                      Attached Files

                      Comment

                      • #12
                        eaglemike
                        CGN/CGSSA Contributor - Lifetime
                        CGN Contributor - Lifetime
                        • Jan 2008
                        • 3933

                        I'll order the fastfire and mount. No worries. I have an AR pattern or two....
                        There are some people that it's just not worth engaging.

                        It's a muzzle BRAKE, not a muzzle break. Or is your muzzle tired?

                        Comment

                        • #13
                          Ryan in SD
                          Senior Member
                          • Apr 2009
                          • 1966

                          Originally posted by eaglemike
                          I'll order the fastfire and mount. No worries. I have an AR pattern or two....
                          You got this job handled? No worries either way, lemme know if you need help. I'd have to get the hole locations too anyway somehow and I dont have the parts/specs.

                          Comment

                          • #14
                            eaglemike
                            CGN/CGSSA Contributor - Lifetime
                            CGN Contributor - Lifetime
                            • Jan 2008
                            • 3933

                            Originally posted by Ryan in SD
                            You got this job handled? No worries either way, lemme know if you need help. I'd have to get the hole locations too anyway somehow and I dont have the parts/specs.
                            Think so, got a few machining centers, send 7075 and 6061 stuff to ano almost every day....
                            There are some people that it's just not worth engaging.

                            It's a muzzle BRAKE, not a muzzle break. Or is your muzzle tired?

                            Comment

                            • #15
                              eaglemike
                              CGN/CGSSA Contributor - Lifetime
                              CGN Contributor - Lifetime
                              • Jan 2008
                              • 3933

                              Originally posted by Ryan in SD
                              How does the fast fire mount? Isn't it picatinny?

                              I can park steel but aluminum would be expensive as hell to anodize one piece. We do some millitary contracts and I may be able to get in on one of the lvl3 ano sessions.

                              I can take this project on but its going to cost prob 100-200 bucks. It sounds like an easy job but somewhat time consuming. Programing the tool paths, setting up the machine, squaring the metal, etc etc.
                              Hey, if you want to do it, that's cool. Your price on this is a pretty good deal. I'm busy enough that if you can do it for a decent price, I'll pass.
                              all the best,
                              Mike
                              There are some people that it's just not worth engaging.

                              It's a muzzle BRAKE, not a muzzle break. Or is your muzzle tired?

                              Comment

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