tune

  1. S

    Tuning MDT 6BR Mags

    Looking for recommendations how tune MDT 6br mags. Bought 2 mags and both not functioning properly. Every 7/8 round nose dives when either running the bolt or doing it by hand. impact action and mpa chassis. If you had a similar issue and fixed pls let me know how. Thank you
  2. rc2125

    Gunsmithing Xmark tune up

    Took this standard xmark apart, polished all the engagement areas and replaced the spring that does the pull weight. Used the spring off of an automotive air stem valve as the big "fix". The factory spring is only like a 1/4" long, and when you back out the screw trying to reduce pull weight...
  3. TexanAviator

    Gunsmithing 700 Trigger tune questions...

    I have decided after dry-firing and speaking with a few friends that I am going to stick with the OEM Remington trigger. At this point since I have the X-Mark, should I try and find the older style trigger? I have done extensive searching on here and found a few people using Neil Jones Custom...