Amazon.com: LiangCuber Moyu RS3M 2021 3X3 Magnetic Speed Cube Stickerless Maglev RS3 M 2021 Version 3x3x3 Puzzle Magic Cubes : Industrial & Scientific
So I had an RS3M 2021 and a WRM 2021, and I put the maglev system of the RS3M in my WRM and it's now my favorite cube! : r/Cubers
CuberShop Moyu RS3M 2021 MagLev 3x3 Magnetic Speed Cube, moyu RS3M Maglev Professional 3x3 Stickerless Speed Cube, Upgraded Version of Moyu RS3M 2020 (RS3 M 2021 MagLev Pro Version)