BOX one integrated tapered headset 1-1/8" 1.5" carbon

BOX offers a headset designed and developed for integrated tapered steerer headtube that operate on a tapered or 1-1/8" steerer forks by simply changing the lower cup. It features a sealed carbon cover over a CNC machined Aluminum compression star and annular bearings with a titanium coating which reduces the coefficient of friction and provides increased corrosion resistance and smoother bearings.

FEATURES :
• SHIS: IS42/28.6 | IS52/40 (IS52/30 with reducer)
• Titanium angular contact bearings 45° x 45°
• Sealed annular bearings
• CNC machined 6061 Aluminum compression nut
• Carbon cover
• Weight: 94g
• Supplied with 2 Bottom fork races for tapered steerer or 1-1/8"  steerer forks

COMPATIBILITY:
• Fits Top 1-1/8" - Bottom 1.5" Tapered Integrated Head Tube Frame
• Fits Top 1-1/8" - Bottom 1.5" Tapered Steerer Forks
• Fits 1-1/8" Steerer forks with reducer