BLUF: Order a “dog bone” tool with NSN 4910-01-118-7711 or NSN 4910-01-591-5504, depending on which track your Bradley is equipped with.
Crewmen, a “dog bone” tool, which lifts the idler wheel up and away from the track, makes maintaining your Bradley’s track a lot easier.
For vehicles equipped with the older T-157 track, use NSN 4910-01-118-7711 (PN 12298091) and for vehicles equipped with the newer T-161 track, use NSN 4910-01-591-5504 (PN 12496775).