This listing is for a It is brand new old stock O gauge Williams 43069 Set 4 Union Pacific all aluminum streamlined passenger set. This is a very nice set. All 4 cars feature interior lighting, passenger silhouettes in the windows and automatic knuckle couplers. The cars measure 15 long and will work O-31 curves. Everything is in excellent condition. O Williams 43069 Set 4 Union Pacific Aluminum Lighted Streamlined Passenger Cars. This listing is for a. It is brand new old stock. O gauge Williams 43069 Set 4 Union Pacific all aluminum streamlined passenger set. Is a very nice set. Get images that make Supersized seem small. Showcase your items with Auctiva’s. Track Page Views With.