Classified Aero Chainring - 48t DropStop B fits SRAM Flattop T-Type 12/13-Speed Chains Compatible all 11-Speed Chains BLK ModelNumber=MPLANETB43 }Wheels Manufacturing Derailleur Hanger - Inner Ring Compatibility:32T

Classified Aero Chainring 48t DropStop B fits SRAM Flattop T Type 12 13 Speed Chains Compatible all 11 Speed Chains BLK ModelNumber=MPLANETB43 }Wheels Manufacturing Derailleur Hanger Inner Ring Compatibility:32T }Wheels Manufacturing Derailleur Hanger 534 } Features Trelleborg seals for increased sealing capacity to keep the grease in and everything else out Designed with a sleek closed face design the Chainring delivers exceptional aerodynamic efficiency making it one of the fastest options available — crafted for riders who demand nothing but the best Tooth Count 48 Drivetrain Speeds 13 Round or Oval Round Material Aluminum Color Black Weight 180 Defined Color Black