Recent content by Pinetree

  1. P

    Here we go again.. 2nd P3 Standard CRACKED 4 after gentle flights - 2 weeks old / OPINIONS PLEASE

    I believe these are not cracks but "knit lines" or "weld lines". These occur in injection molded parts where two different flows of melted plastic meet. They look just like hairline cracks and often radiate outward from a hole (as in this case). Knit lines can be areas of weakness but not as...