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  • Users: MarkA
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  1. M

    FX FX Impact M4 - Velocity consistency?

    First Shots Table. Impact M4 .30 cal Hades 44.8Gr Micro at 4.9 Macro at 14 Valve adjust at 4.5 Reg at 130bar Chrono is a Garmin Xero 45 yard shots = 1/2"group When velocity finally settles to 965-970 range. 1" low left to start. Just though I'd share my observations.
  2. M

    Inconsistent groupings on Fx M4

    Hogkiller I did a test without the Mod. Still not good groups. Slugs may take a lot more effort than I want to do. I put the pellet liner back in and shot the Hades 44.8gr at 45 yards at less than 1/2" groups again. I'm happy. Maybe Johnsmith120 can take something away from this conversation...
  3. M

    Inconsistent groupings on Fx M4

    Skunks. I normally shoot them with a 22LR. It always takes multiple shots to kill them. I got the 30cal M4 because its waayyy quieter than the .22lr. and I thought the .30 cal would have more knock down power. We also have an issue with bobcats killing my chickens. But they are "protected"...
  4. M

    Inconsistent groupings on Fx M4

    Greenbeans, I've tried pressures from 90-150. Accuracy has been best at 130 bar for pellets and slugs. I've shot 1500 of the Hades though the 1:40 but was looking for maximum killing power at POI so I bought the slug liner. I may be going back to shooting the Hades. I'm not shooting any...
  5. M

    Inconsistent groupings on Fx M4

    You are right. Here are the most recent velocities. There's an Adjustable Objective on my scope set to 40 yds. I would think that would get me close on most shots. I'm open to suggestions.
  6. M

    Inconsistent groupings on Fx M4

    Johnsmith120 I feel your pain. I also have an M4 that is inconsistent. Here are my settings; FX M4 Impact, 30 cal, 700mm, Vortex crossfire II 6x18-44 scope 45yds range Reg: 130bar Macro: 16 Micro 5 Front Valve: 4+1/2 turn Pellets 30 cal 44.5 gr FX Hybrids Recently (200 shots ago) replaced my...