[Double Curb Width: 0.07 inches (1.8 mm)]

[Double Curb Width: 0.2 inches (6 mm)]

[Double Curb Width: 0.3 inches (7.4 mm)]

[Double Curb Width: 0.1 inches (3.5 mm)]

[Double Curb Width: 0.1 inch (2.6 mm)]

[Double Curb Width: 0.18 inches (4.5 mm)]