others are singles

Digitrax easy connect 9 pin harness

This is a Faller 161607 HO Scale DHL Lorry Car System Start-Set

This is an Bar Mills 954 O Scale Swanson's Lunch Counter with Billboard Kit

Bachmann 65304 HO Pennsylvania GG-1 Electric Locomotive with Sound and DCC #4872 Freight Type_Boxcars others are singlesThis is Bachmann 65304 HO GG 1 PRR #4872 Congressional sil,red stripe DCC Sound. GG1 electric, DCC and sound, Pennsylvania Railroad #4872 (congressional, silver, red stripe). The GG1, one of the PRR's most famous and recognizable locomotives, is also one of the most curiously designed. Technically two locomotives under one shell (a G class locomotive is a 4 6 0 by PRR specification, therefore the GG1 was two G locomotives in a 4 6 0: 0 6 4