What barrel are you using? Is it a slug barrel 23 or a 28?A couple of hours this afternoon confirming the setup and accuracy of my Daystate BlackWolf TAC .177 HP with the VoluMax extended plenum added
Pushing JSB KO 13.43 gr at 1003 FPS and 30 FPE with only 95 bar on the Huma regulator!
Got the red spring installed
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What barrel are you using? Is it a slug barrel 23 or a 28?