Again, it has everything you need to install the BLTouch on the Ender 3 V2, original Ender 3, or Ender 3 Pro. It includes:The BLTouch Extension cable Bolts Mounting bracket (for Ender 3 V2, Ender 3, and Ender 3 Pro) Zip ties for wires Replacement sensor stem for the BLTouch...