Sram cassette PG-1170 11-speed 11-28T.

It's the final piece in the drivetrain puzzle and delivers super-fast, super-quiet gear changes so you're always in the right gear.

Features:

• Cassette design with high shifting performance and quiet chain-cassette combination.
• light, stable and efficient due to semi-spider design
• with 16 sprocket (14 sprocket with WiFLi)
• Compliant with ISO 4210, please refer to the Declaration of Conformity for more details.

Specifications:

• System compatibility: 11-speed
• Admission: cassette
• Number of teeth: 11, 12, 13, 14, 15, 16, 17, 19, 22, 25, 28 T.
• Material: aluminum, steel
• Color: gray, silver
• Weight: 0.330 kg