Titanium upper pivot bolt, Tefloncoated parallelogram pivot bushings, adjustable pulley cage tensioning and sealedbearing pulleys Cage Length Medium or Long Drivetrain Spacing ShimanoSRAM 9 Intended Use Mountain ShifterRear Derailleur Shimano Largest Cog 34 teeth Chain Wrap Capacity 33 teeth or 43 teeth Derailleur Action LowNormal Rapid Rise Color SilverGray Weight 197.0 g