900 Aero Brake Lever stock The heart of the PG-990

The heart of the PG-990 cassette is its CNC machined aluminum spider

130 BCD - Crank arm material: Carbon - Color (Crank arm): Natural carbon - Weight Based On: 42T/172

Our first priority is building a precision thru-axle

Stan's 27mm Rim Tape is recommended for rims with an internal width of 25-27mm

Full-metal shift indexing

900 Aero Brake Lever stock The heart of the PG-990Maximum aero efficiency doesn't have to mean minimum comfort. The SRAM S 900 aero brake lever's ultra thin, full carbon fiber form is shaped to slice through the air while also allowing for excellent hand fit. The addition of a return spring puts it in a class of its own.