An affordable headset that still offers quality far beyond that of many stock headsets. Forty draws from the premium 110 Series design, including all the features necessary for a durable, quiet, and secure headset. For nearly 15 years, Forty headsets have been trusted by tens of thousands of riders worldwide and are often the standard by which other headsets are judged. 

Features
Easily replaceable, sealed cartridge bearings
6000 series alloy cups and materials
Sealed steel crown race
ZN40 bearings provide good corrosion resistance
Precision engineered by Cane Creek in Fletcher, NC

Specifications
Cups and Covers: 6061 T-6 aluminum, internally relieved to reduce weight
Covers: Tall and short aluminum and carbon covers offered on many IS and ZS models
Crown Race: Durable steel crown races
Bearings: Dependable zinc-coated, sealed bearings
Contact Angle: All complete Cane Creek headset assemblies (top or bottom) use a 36×45-degree contact angle bearing, except IS47/33 and EC44/33, which use a 45×45-degree contact angle bearing
Interlok®: Interlok® spacer compatible
Clip Seal: Innovative Clip-Seal completely seals the top assembly and captures the compression ring to reduce the number of loose parts
Face Seal: High-quality, low-friction face seals on the crown races
Stack Heights: External Cup (EC)—16mm top, 12mm bottom; ZeroStack (ZS)—8mm or 15mm top, 4mm bottom; Integrated (IS)—9mm or 15mm top, 1mm bottom

Mfr Claimed Weight
TBC