FEATURES: Painted inner, outer link and clamp 47.5/50mm Chainline Chrome plated cage 7/8-Speed Chrome plated cage Painted inner, outer link & clamp Front Derailleur Clamp: 28.6 (1-1/8")/34.9 (1-3/8")/31.8 (1-1/4") Chain Compatibility: 3/32" SPECS: Double or Triple Triple Derailleur Capacity 20 Front Der/Shifter Compatibility Shimano Mountain Front Derailleur Cable Pull Dual Front Derailleur Style Topswing Max Ring (teeth) 48