I believe that the Left hand refers to the position of the clasp on the front, which on these is off centre to the left.
a.b.s Models 4mm Scale Whitemetal Detailing Parts Please Choose From the List
Kenline 4mm Scale Whitemetal Fittings. Please choose from list
4mm Scale Whitemetal Bogies #17
4mm Scale Whitemetal Bogie Sides #19 For Spares Only
4mm Scale Wagon & Van Standard Axlebox Whitemetal x 4 Unused
Sprat & Winkle SC008 4mm Scale 3 x Signal Lamps? Whitemetal Factory Sealed
