The Kupo super knuckle system is an innovative modular system that features a shell that accepts two ball joints mounted to interchangeable accessories on eithe r side. The shell has a large single knob in the center to tighten both ball joints simultaneously. The ball joints give you complete freedom to position the accessories anywhere.
- innovative Modular System
- Many interchangeable Accessories Available
- Single Knob Secures Both Ball Joints Simultaneously
- Constructed from Aluminum Alloy