A fuzed M25 cluster adapter with a payload of M126 incendiary bomblets is designated the M31 incendiary cluster bomb. The M31 is a externally carried, air-dropped, fin-stabilized, bomb. The casings of the cluster adapter is painted gray with identifying markings stenciled in purple on the side. When assembled with the payload, a single, 1-inch wide, purple band is painted around the forward end of the cluster adapter and identifying markings are stenciled on the nose assembly.
The m14 cluster bomb carries 104 AN-M50 and six AN-M50X incendiary bombletts. The M14 is a externally carried, air-dropped, fin-stabilized, bomb.