Tapered 1-1/8 to 1.5 Inch 7000 Series Aluminum Steerer Tube
Internal Butterfly Steerer Tube and Fork Crown Interface
Cold-Forged and Bonded Dropouts
The Box One X5 Pro Carbon Fork is the pinnacle of our Oversized Technology™ product line. The tapered 1-1/8 to 1.5 inch steerer tube has the optimal balance of stiffness, strength, and weight. Professional fork builders place every unidirectional carbon fiber strategically to optimize performance. The Box One X5 Pro Carbon Fork features an alloy 7000 series tapered steerer tube and 20mm through-axle cold-forged bonded dropouts.
Weight limit: Meets or exceeds EN Racing 14765 Standard
Box Components Limited Lifetime Warranty
Note: Use of a star nut voids the warranty for this product.
X5 forks are only compatible with tapered head tubes.
For straight head tubes, see our X2 forks.