Back-Bone Ribcage Mod Kit for YI 4K/4K+ The feet at the base

The feet at the base of the cradle can pivot and slide

This high performance

There are provisions for the most common accessories like BacPac's

31" diamond base

Back-Bone Ribcage Mod Kit for YI 4K/4K+ The feet at the baseSuperior power and versatility for a great price. The Yi 4K cameras small size, light weight and astonishing shooting options make it a pocket sized powerhouse. Modify it with BackBone's interchangeable lens kit and it becomes extraordinary! It features native M12 (S Mount) and C Mount compatibility. Almost any popular lens type can be attached with optional adapters including Canon, Nikon, Pentax and more! Take advantage of what professional lenses