40-Series Zero Stack 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 tapered 1-1/8″ to 1-1/2″ steerer tubes, or straight 1-1/8″ steerers with a conversion crown race (sold separately)
SPECS:
- Color: Black
- S.H.I.S. Stem Clamp Diameter: 28.6 Threadless
- Crown Race: 40
- S.H.I.S Lower: EC49
- Bearing Type: Cartridge
- S.H.I.S Upper: ZS44
- Lower Stack Height: 12
- Upper Stack Height: 8
- Weight: 155
