The NutFix system protects seatposts against theft thanks to a physical trick and it can be opened with a standard wrench if necessary

FEATURES:

• Replacement lockable seatpost clamp
• Anodized surfaces of the caps provide long-lasting protection against corrosion
• Secure closure by innovative gravity technology
• Caps can only stand out to release the wrench flats when the bicycle is on its side
• Nuts are made of stainless steel
• Uses standard 8mm spanner wrench to secure clamp