LEGO 6991 Unitron Monorail Transport Base from 1994. Seal peeled off due to age and everything inside is new, box is in great condition. Let me know if you have any more questions.Check my other auctions too. The item "LEGO System 6991 Unitron Monorail Transport Base NEW Vintage RARE Classic Space" is in sale since Thursday, October 8, 2020. This item is in the category "Toys & Hobbies\Building Toys\LEGO Building Toys\LEGO Complete Sets & Packs". The seller is "adampihavekcz" and is located in Prague. This item can be shipped worldwide.