e*thirteen Helix Race Cassette - 12-Speed 9-52t Intergalactic ISO Width (mm)-123 Purist technology shields the inside

Purist technology shields the inside of the bottle from any bad taste mold or staining

Cassette Body Type SRAM XD 11/12 Speed Defined Color Black Hub/Brake Compatibility 6-Bolt Disc ISO Diameter 622 / road / 29" Rear Axle 12mm Thru x 148mm Tire Type Tubeless Ready Valve Presta Wheel Size 29"

Premium bearings and double seal system

}Pirelli Cinturato Velo TLR Tire - 700 x 28 Tubeless Folding Classic Tan

e*thirteen Helix Race Cassette - 12-Speed 9-52t Intergalactic ISO Width (mm)-123 Purist technology shields the insidee*thirteen Helix Race Cassette 12 Speed 9 52t Intergalactic. The e*thriteen Helix Race 12 speed 9 52t cassette is engineered to deliver precision shifting performance with an industry leading 578% gear range. The proprietary 9 tooth smallest cog combined with the 52t largest cog enables the use of a smaller chainring for improved clearance lighter system weight and a lower bail out gear ratio without high gear compromise. Seamless cross compatibility