2k2 Freeflow Boxxer back block

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  • batmite
    Newbie
    • Apr 2022
    • 16
    • Northern California

    #1

    2k2 Freeflow Boxxer back block

    2k2 Freeflow Boxxer back block - I guess you could call them arrow blocks and not p-blocks.

    Does anyone have one of these for sale?
    The design of them was so bad, there are so few threads to deal with the cycling action - it becomes very wobbly over time. :/
    The back portion was so thin, only 1/4 inch of threads providing lateral support.

    And then I remembered that I have a 3d printer. HA!!!
    Now I just have to find the right material to deal with cycling stress.
  • batmite
    Newbie
    • Apr 2022
    • 16
    • Northern California

    #2
    Nevermind that I actually have to make the thing in some cad program. :/

    Comment


    • BrickHaus
      BrickHaus commented
      Editing a comment
      You can get fusion 360 for " free" . you download it. Then you can register as a hobbyists for a year free. You can keep renewing from what I gather.
  • Ecapnation
    MCB Member
    • Jul 2020
    • 4212
    • South Central Long Island

    #3
    I don't think any FDM print will hold up to being used as a back.block.

    Comment


    • batmite
      batmite commented
      Editing a comment
      I have made some parts out of PETG and they are VERY strong. PLA would be pretty weak in comparison.
      I guess I can just make one and see how it works out!
  • batmite
    Newbie
    • Apr 2022
    • 16
    • Northern California

    #4
    I may actually print out a 2k back block with filled p-block sections to make it fit the body, and then use a regular 2k instead of EVO length bolt. That will definitely help with part strength. The space between the arrow section of the p-block and the bolt retainer holes is very small, 1 - 1.25 mm. That section would not survive in any printed plastic.

    Layer adhesion in PETG is really good however, considering that it prints at 230-250 degrees Celcius (!!!).

    Found this: https://www.thingiverse.com/thing:1231625

    Comment

    • batmite
      Newbie
      • Apr 2022
      • 16
      • Northern California

      #5
      Pictures of the back block for reference:
      Click image for larger version

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      Look at the wear on the back block!! CLACK CLACK CLACK. :/

      Not by me, just bought this actually.

      Comment

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