wheel front support arm

front spring arm

all-wheel drive / all wheel drive

wheel lock pistol (wheellock / wheel-lock)

front idler wheel

front-wheel drive

front-wheel mechanism

front-wheel pivot pin bearing

front-wheel toe-in

front-wheel drive (FWD)

air support field pack, field pack air support, airborne / para (air support) / Pathfinder Bergen

arm support

combat support arm

support arm

front line logistic support

front engine support cross member

front motor support

front support

fire support coordinator / fire-support coordinator (FSCOORD)

tactical support syn. combat support

anti-radiation missile (ARM)

Arm (of armed forces)

arm-and-hand signal

combat arm

Fleet Air Arm

idler arm

logistical arm

pitman arm

power arm

primary arm

rocking arm

service arm; branch

arm band