For use with sub-compact double road chainrings, optimized for 48-32 tooth and 46-30 tooth combinations
- Ideal for frames with short chainstays and bikes with tire clearance issues
- Fully compatible with standard compact chainrings, 50-36 tooth
- Braze-on fits frames with pre-existing front derailleur braze-on or 28.6, 31.8mm or 34.9mm braze-on/band-clamp adapters