Lego Jurassic Toys Genuine, Beautiful Design On Sale Now At Store. Discounts Apply To Products LEGO Classic Gray Baseplate 10701 For Sale. LEGO Classic Gray Baseplate 10701:Add another useful piece to your LEGO collection with this Gray Baseplate! This LEGO Classic Gray Baseplate is a great supplement to any LEGO collection and is the perfect starting point for your inspired, open-ended building play. Whether you're creating a street scene, castle, or something of your own imagination, this gray-colored 48x48-stud baseplate is the perfect starting point for building, displaying, and playing with your LEGO creations. Gender: unisex.