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IS41/28.6 top, IS52/40 bottom

BA1167K is a Yeti SB160/SB165/160E specific replacement headset with a taller top.

Featuring a full alloy construction – sealed cartridge bearings, 6000 series alloy cups and materials, and a sealed steel crown race, the Forty headset sets the standard for all other headsets to be judged.

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.

Highlights:

Easily replaceable, sealed cartridge bearings.
6000 series alloy cups and material.
Sealed steel crown race.
ZN40 bearings are corrosion-resistant zinc-coated, machined steel cartridge bearings with hardened steel balls, which vastly increases the longevity of the Forty headset.
Precision engineered by Cane Creek in Fletcher, NC.

Forty Headset