Image Item No. Description  4287  Slope, Inverted 33 3 x 1 Catalog: Parts: Slope, Inverted  3747b  Slope, Inverted 33 3 x 2 with Flat Bottom Pin and Connections between Studs Catalog: Parts: Slope, Inverted  3747a  Slope, Inverted 33 3 x 2 with Flat Bottom Pin without Connections between Studs Catalog: Parts: Slope, Inverted  3665  Slope, Inverted 45 2 x 1 Catalog: Parts: Slope, Inverted  3660  Slope, Inverted 45 2 x 2 with Flat Bottom Pin Catalog: Parts: Slope, Inverted