Full Speed Ahead Pro Road Triple Chainring - 42t 130 BCD Aluminum N-10 Black MFPN=WH21-BUWF33DCS Use of a clutch-style rear

Use of a clutch-style rear derailleur is recommended

The cutting-edge microfiber molecules fill the bigger holes and tears while the advanced latex forms a strong seal instantly

Color Black Rings 44/32/22 Number of Chainrings Triple Crank Length (mm) 175 Crank Intended Use Mountain Drivetrain Speeds 9 BB Included No Pedal Spindle 9/16" Spindle Interface Type Shimano Hollowtech II Chainring BCD Riveted Chainline/Hub Compatibility 135/142 MTB Hubs Defined Color Black

Intellisleep feature allows the chip to enter sleep mode if no movement is detected for 5 minutes

Full Speed Ahead Pro Road Triple Chainring - 42t 130 BCD Aluminum N-10 Black MFPN=WH21-BUWF33DCS Use of a clutch-style rearFull Speed Ahead Pro Road Triple Chainring 42t 130 BCD Aluminum N 10 Black. FSA Pro Road Chainrings deliver flawless shifting for any road drive train. TECH SPECS Color Black Ring Position Type Middle Tooth Count 42 Drivetrain Speeds 10 Chainring BCD 130 Material Aluminum Defined Color Black keyword search WB063 42T