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Ritchey Comp Cartridge Logic-E Headset Upper Part - Semi-Integrated - ZS55/28.6

Ritchey Comp Cartridge Logic-E Headset Upper Part - Semi-Integrated - ZS55/28.6

The semi-integrated Ritchey Logic-E headset upper part allows the internal frame routing of electric wires and cables or cable housings without the need for a special stem. The cables are simply inserted through channels on the top of the headset and routed through the space between the steerer tube and head tube before entering the frame.

 

Technical details of the Ritchey Logic-E headset

  • level: Comp
  • type: Ahead (threadless), Zero Stack (ZS, semi-integrated)
  • material: nylon, glass fiber reinforced plastic
  • only suitable for 1.5" head tubes
  • outer diameter steerer tube: 28.6 mm (1 1/8")
  • outer diameter cup: 61 mm
  • inner diameter cup: 55 mm
  • stack height: 22.2 mm
  • bearings: 51.80 / 40 mm | 45° / 45° | cartridge (ACB), sealed
  • weight: approx. 74 g (manufacturer's specification)

 

Scope of supply:

headset upper part (without Ahead cap)

Fact Sheet of Ritchey Comp Cartridge Logic-E Headset Upper Part - Semi-Integrated - ZS55/28.6

Product Name: Ritchey Comp Cartridge Logic-E Headset Upper Part - Semi-Integrated - ZS55/28.6
Manufacturer: Ritchey
Item Code: RIT559718
activity: Cycling
Steerer tube Ø: 1 1/8" straight ahead, 1 1/8"-1 1/4" tapered, 1 1/8"-1 1/2" tapered, 1 1/8"-1 3/8" tapered
S.H.I.S.: semi-integrated (ZS)
S.H.I.S. top: ZS55 / 28.6
headset version: Upper part
headset stack height: 22.2mm
Model year: 2024
Collection: Full year
Color: Black
weight: 74g
manufacturer item code: 33030817020
Weight Source: Manufacturer
Manufacturer page: http://www.ritcheylogic.com