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Workshop Innovation.
Haven't shot anything living with it yet as still working up a load that ideally will fit the magazine. With the 0.05 jump they are way too long but they group well.

40gr of AR2209 0.05 off the lands doing 2520 fps out of a 20" barrel and grouping 0.467 MOA with 5-shot groups. Can hit a 20x20cm steel plate out to 500m 8x out of 10 with this load from the bipod...