The MoYu 2x2/3x3/5x5 Core is the same core that comes with the MoYu 3x3 cubes, like the HuanYing, WeiLong, and AoLong. It is also used in the LingPo and AoChuang 5x5.

This core is a brand new core that is non-threaded. It is threaded by the screw when the screw is inserted.