LEGO Blue Plate 4 x 6 (3032) | Brick Owl - LEGO Marketplace
Amazon.com: Classic Building Plate 4x6, 100 Piece Black Bulk Plates, Compatible with Lego Parts and Pieces 3032, Compatible with All Major Brick Brands(Colour: Black) : Tools & Home Improvement
Lego® 6180, 4163986 tile plate with studs 4x6 white