Specialized Crux S-Works frame, the lightest gravel bike in the world, even lighter. Ample space capacity on the fork and rear to equip it with larger tires and the performance gravel geometry, updating the frame with the UDH rear dropout.

• Lightweight: The S-Works 12r frame at 725g uphill feels like a dream, floating over rough terrain and weighs less than your water bottle.
  
• Capable: Space for 47c/650b x 2.1-inch tires. More space means more capability. The Crux takes you wherever you can imagine, at full speed.
  
• Responsive: Responsive on the pedals. Comfortable on the saddle. Gravel performance geometry inspired by the Crux's iconic history in cyclocross.
  
• Frame: S-Works Crux FACT 12r Carbon, Rider First Engineered, Threaded BB, 12x142mm thru-axle, flat-mount disc
  
• Fork: S-Works FACT Carbon, 12x100mm thru-axle, flat-mount disc
  
• Seatpost: Roval Alpinist Carbon Seatpost
  
• Seat Collar: Specialized Alloy, 30.0mm, titanium bolt
  
• Weight: 1.43 kg (3 lb, 2.4 oz) 56.
  
• Color: Blue/Pink/Yellow (Gloss Sea Foam/Rebel Pink Dry Mix/Ion Metallic/Cast Lilac).