The all-new 40-Series is the work-horse of Cane Creek's headset line-up. The series incorporates all the features necessary for a durable, light-weight, long-lasting headset and represents the perfect balance of performance, durability and value.

Specifications:

• Bottom Head-Tube Diameter: 52.1mm
• Crown Race Diameter: 39.79mm
• Bottom Stack Height: 1mm
• Bearing: BAA1132

Features:

• High quality, low friction face-seals
• Durable steel crown race
• Dependable black oxide, sealed bearings
• Internal parts are cross -compatible across the 10, 40 and 110-series