Single Digit Ultimate - The ultimate rim brake This sleek CNC rim brake pivots on sealed cartridge bearings so you'll get a smooth, effortless stop In fact, its stopping power will amaze even disc brake devotees It also has a lefty/righty reversible noodle which allows you to route the cable from, you guessed it, the left or right lever Beautifully sculpted from solid aluminum billet, it's very lightweight - just as you'd expect from Avid.