Amazon.com: LEGO Creator 3in1 Underwater Robot 31090 Building Kit (207 Pieces) : Toys & Games
Antons Mindstorms - New updated 51515 Robot Inventor part list on my website. I added axle and beam lengths for your convenience! https://antonsmindstorms.com/2020/10/10/lego-mindstorms-robot -inventor-set-51515-part-list/ #legomindstorms #robotinventor ...