Overview
40-Series External Cup headsets set the standard for performance, durability and value. Drawing from the premium 110-Series design, the 40-Series includes all the features necessary for a durable, lightweight, long-lasting headset.
Features
Sealed ZN40 cartridge bearings
6000 series alloy cups and materials
Steel crown race with integrated seals
Interlok spacer compatible
Compatible with straight steerer 1-1/2″ forks
Specs
Color:Â Black
S.H.I.S. Stem Clamp Diameter:Â 38.1 Threadless
Crown Race:Â 40
S.H.I.S Lower:Â EC49
Bearing Type:Â Cartridge
S.H.I.S Upper:Â EC49
Defined Color:Â Black
Lower Stack Height:Â 12
Upper Stack Height:Â 16
Weight:Â 156