Wolf Tooth 104 BCD Chainring 30t 104 BCD 4 Bolt Drop Stop A Black ModelNumber=24533 Brake Caliper Type Post MountRotor Brake Caliper Type Post MountRotor Included NoBrake Position Front or RearColor Dark PolarHydraulic Fluid Type Mineral OilPad Compound OrganicHydraulic Hose Length Not IncludedDefined Color Graykeyword search DB MVN BRZ A1 BB Included No Chainline Hub Compatibility 130 Hubs Chainline Hub Compatibility 135 142 Road Disc Hubs > 415 mm Chainstay Chainring BCD 130 Color Black Crank Intended Use Road Crank Length (mm) 175 Defined Color Black Drivetrain Speeds 11 Number of Chainrings Double Pedal Spindle 9 16" Rings 39 53 Rings 53 39 Spindle Interface Type SRAM Truvativ GXP Weight 699 If using a 9 speed drivetrain use a 10 speed chain which will provide a tighter fit for better chain retention margin right:5%