Slopes and Slopes Double 2 x 3 and 2 x 1, Red (The Building Toy)

Slopes and Slopes Double 2 x 3 and 2 x 1, Red (The Building Toy) (481-3) is a Supplemental LEGO set released in 1966 with 21 pieces. Browse the parts list, minifigures, and verify loose bricks with our free scanner. Collectors browsing Supplemental sets use this inventory to verify loose parts, compare color variants, and read official build manuals without downloading PDFs. This set includes 4 unique part types.