This prototype Stronglight Century is a SRAM Neos with lighter, greyer, plastic and different decals. It's a low-ish-end model with a steel outer pulley cage plate and weighs a chunky 251g.
- Derailleur brands: Stronglight
- Country: France
- Date of introduction: 2000?
- Date of this example: possibly 2000 - (inner cage plate stamped T0)
- Model no.: unknown
- Weight: 251g
- Maximum cog: 32 teeth - stamped on the cage
- Total capacity: 40 teeth - stamped on the cage
- Pulley centre to centre: 87mm
- Index compatibility: 9-speed
- Chain width: 3/32”
- Logic: top normal
- B pivot: unsprung
- P pivot: sprung
- Materials: largely composite with an aluminium inner parallelogram plate and a steel outer pulley cage plate
Ref. 2167