Specs: 

• Bearing Angle 45° x 45°
• Material 6061-T6 Aluminum
• SHIS IS 42/25.4 | IS 42/26.4
• Weight 97 grams / 3.4 ounces

Features: 

• CNC'd Aluminum Bearing Cover
• Aluminum Compression Cap
• Precision Sealed Bearings

NOTES: This headset was designed to allow 1-inch forks with frames that have 1-1/8-inch integrated head tubes.