Williams By Bachmann Baldwin Shark B Unit O Gauge. Please see illustrated pictures of B Unit 3706.Thank you for looking and have a great day! Boxes have some cosmetic wear. This item is in the category "Toys & Hobbies\Model Railroads & Trains\Railroads & Trains\Locomotives". The seller is "6797stevenp" and is located in this country: US. This item can be shipped to United States.