You also need to chrono with the ammo weight you will be using, then convert to joules.
GBBR's shoot harder on heavier ammo than they do on lighter ammo.
And for the record, 10 degrees can be anywhere from a 60-100fps fluctuation, that's why the NPAS is important.
Tamiya connectors suck.
Originally Posted by swatt13
i never understood why the oil refinery had a brothel... i never see them at the refineries i work at this is bull!