...Some Allied infantrymen mistakenly assumed that the grenade launcher was propped on the leg to fire and thereafter referred to it as a "knee mortar". However, any soldier or marine who tried to fire a captured Type 89 in this fashion received a severe bruise (and sometimes a broken thigh bone) from the hefty recoil.
All right, let's test-fire this right now!We got yellow monkeys' grenade discharger!
I know!
I figured out how to use it!
For some reason, it fits nicely on my knee!