45 caliber with CAP Power Tune Upgrade, 909 CAP Hunter, twin tube
Here are the 909/Light Hunter data we recorded with 3000 PSI air and a 420 grain projectile:
FPS - FPE
665 - 412
647 - 390
627 - 367
596 - 332
562 - 295
517 - 249
494 - 228
FPS - FPE
665 - 412
647 - 390
627 - 367
596 - 332
562 - 295
517 - 249
494 - 228