M-Wave BB Screw 2 Bottom Bracket Tool For 8 notch BB and Bosch Classic 1 Active 2 Performance and CX spiders 18.4x9.4x3.9 Body Eyelet Standard Spring Adjustments

Body Eyelet Standard Spring Adjustments Air pressure Eye-To-Eye 190x40 Shaft Eyelet Standard Primary Color Black Damping Twin Tube Damping Adjustments Four-way independent Spring Type Air

Recommended by Avid for use with BB7 MTB brakes

} Made from top quality butyl

Helps to protect crank arm face from small flanged pedal axles

The Duet is a traditional ding-dong bell with the beautifully resonant ring of solid brass

M-Wave BB Screw 2 Bottom Bracket Tool For 8 notch BB and Bosch Classic 1 Active 2 Performance and CX spiders 18.4x9.4x3.9 Body Eyelet Standard Spring Adjustments2 in 1 lock ring removal installation tool steel for Bosch Classic Line (Gen. I) and Active Line (Gen. II) to mount and demount the lockring of the spider chainring; TECH SPECS Misc 8 notch BB and Bosch Classic 1 Active 2 Performance and CX spiders