Jawbone Mount. NiteRider's patented mount is ideal for side mounting your Pro Series lighting system to your MX / full face helmet. The NiteRider Jawbone Mount for Pro Series is constructed of high-strength materials and adjusts easily to fit most chin bars. Patent No: US D777,383 S. System Compatibility: Pro Series Lighting Systems (all). Accessory Includes: Jawbone Mount for Pro Series. Note: Lighting system sold separately.