6) GREEN 1x2-1x2 Right Angle 90 Degree Up Direction Change Bricks ~ Lego ~ NEW | eBay
Watch Lego car evolve to parallel park in increasingly smaller spaces
2x RC 90 Degree Crossing – Brick Train Depot
6 ~ 1x2-1x2 Yellow Upward 90 Degree Direction Change Bricks ~ Lego ~ NEW | eBay
25214 LEGO Brick, Round 1 x 1 d. 90 Degree Elbow - No Stud - Type 2 - Axle Hole - Parts Pick a Brick LEGO - LEGO Round and Cone Parts - LEGO Brick Round - Brickshop.it
How to do a 90-degree angle with Lego Duplo : r/mildlyinteresting
Bricker - Part LEGO - 71075 Brick, Round 1 x 1 d. 90 Degree Elbow - No Stud - Type 1