SRAM XX1 Eagle Chain 12 Speed 126 Links Rainbow model-b2r650c SRAM PC-1090 Chain 10 Speed

SRAM PC-1090 Chain 10 Speed 114 Links

SRAM PG-1130 Cassette 11 Speed 11-42T

Specialized S-Works Prevail II Helmet Small 51-56cm White - Excellent

Shimano Ultegra FC-6800 Chainring 11 Speed 110mm BCD 50T

Spoke Count: 18

SRAM XX1 Eagle Chain 12 Speed 126 Links Rainbow model-b2r650c SRAM PC-1090 Chain 10 SpeedThe strongest system is a chain with no weak links. Eagle chain links have a smooth radius, with no sharp edges or chamfers, which yield a significant reduction in noise, friction and wear. This design also allows for a flatter plate, which means more consistent chain riveting and greater overall strength. And its also the biggest contributor to the ultra smooth, precise, durable and quiet performance found in the 10 50 tooth cassette and X SYNC 2