the poll should be Should RC Planes/RC Planes' M4 be removed? and the answers: The plane. Only the M4.
or
if someone donates, lets say, 50 euros in total(all of his donations reach 50 euros)then he unlocks the RC baron's M4, otherwise he can't use the M4, but only the plane.
or
if someone donates, lets say, 50 euros in total(all of his donations reach 50 euros)then he unlocks the RC baron's M4, otherwise he can't use the M4, but only the plane.