My hm1000x .22 stainless steel cut rifle barrel came shooting 918 ft/sec with JSB 18.13 Jumbo Heavy ES 14 / SD 3.48.
After 1000 rounds I adjusted hammer spring now 932 ft/sec ES 7 / SD 2
I just looking for a little better accuracy. same JSB pellet.
This target was shoot at 50 yards. Wind was 1-5 with from 11:00 to 6:00 o'clock. 12 shoot group, the whole to left was to shoots paper tear makes look like three. Wind got me on those two.
C/C 10 rounds 4.40 if counting 2 wind errant still under .500
I just looking for a little better accuracy.
This target was shoot at 50 yards. Wind was 1-5 with from 11:00 to 6:00 o'clock. 12 shoot group, the whole to left was to shoots paper tear makes look like three. Wind got me on those two.
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