Slope Inverted 45 2 x 1 3665

Shape angled LEGO® builds with this Slope Inverted 45 2 x 1, designed with a downward 45-degree profile and standard stud connection for compact structural detailing. MPN 3665 identifies this inverted slope element used across many vehicle, building and display models.

LEGO® Slope Inverted 45 2 x 1

This compact inverted slope creates a clean angled surface underneath or alongside other elements, making it useful for roofs, wall details, vehicle bodywork, aircraft shaping and decorative transitions. The 2 x 1 footprint makes it easy to repeat in rows or combine with other slope elements.

Build Ideas

• Suitable for vehicles, aircraft, buildings and architectural details.
• Useful for underside shaping, angled trim and compact structural transitions.
• Browse similar elements in our LEGO® slope parts collection.