Function:
- Ratios – 11-13-15-17-19-21-24-28-32-36-42-50T
- ۷۰۷۵ Largest sprocket (42T & 50T sprockets and spiders)
- Circlip and spacers made of aluminum
- ۱۰ chain wheels on 2 aluminum spider carriers
- Standard 12-speed Shimano freewheel
- Compatible with SRAM / Shimano long cage derailleurs
Specification:
- Brand name: RETROSPEC
- Material: aluminum
- Gear teeth: 11-50T
- Origin: CN (origin)
- Freewheel speed: 12
- Components: freewheel
- Flywheel adjustable gear number: 12S
- Model Number: 12 speed cold
- Sensitivity: 72 tones
- Weight: Approx. 592 g
- OEM package
Package Include:
- ۱ x RETROSPEC 12S 11T-50T flywheel