TCS WOWSpeaker; ATLAS RS 35mm x 16mm w/enclosure, ALT-SH1
Atlas RS speaker housing for the TCS 35mm x 16mm oval speaker (included). This speaker housing replaces the weight in the locomotive. Re-use the two screws from the weight (they will need to be shortened a bit) to secure the speaker housing. 
 
MSRP: $19.95