SRAM Red XG-1290 Cassette Cassettes Throughout the top Micro-Activ and

Throughout the top Micro-Activ and flatlock seams reduce skin irritation

Adjustable sternum strap with whistle

E-TUBE project

consistent braking performance on any long

SRAM Red XG-1290 Cassette Cassettes Throughout the top Micro-Activ andThe workhorse of X Range gearing. The SRAM RED XG 1290 cassette progresses fluidly and quickly through a wider range of gears. It's specifically designed for wireless electronic shifting and the one piece design offers you the best in weight savings. Updated design for smoother and faster shifting More gradual gear progression between cogs at least five one tooth jumps while still offering a wider range 10 tooth start helps provide a wider gearing