I have the LEGO Space - Unitron - Monorail Transport Base (6991) set available for sale. This is a vintage set that was produced starting in 1994. This set contains the instruction book, box, and all of the pieces.
Entire set was assembled and tested on 12/5. Motor/lights for train worked during test with fresh 9V battery. The item "Lego Space Unitron Monorail Transport Base (6991) 100% Complete with inst + box" is in sale since Saturday, November 27, 2021. This item is in the category "Toys & Hobbies\Building Toys\LEGO Building Toys\LEGO Complete Sets & Packs". The seller is "steveevan" and is located in Saint Paul, Minnesota.
This item can be shipped to United States, Canada, United Kingdom, Australia, South africa, Ireland, Mexico, New Zealand, Singapore, United arab emirates, Malaysia.