7 ms·Note that prior to that gear you would hit your own propeller.by hayksaakian 11y agoNote that prior to that gear you would hit your own propeller.Xylakant 11y agoBefore, Machine guns were either mounted outside the propeller circle (which made aiming harder) or propellers had deflectors on the back which made them less efficient.JWLong 11y ago... and a little (quite) dangerous.