SRAM RED Flattop Chain - 12/13-Speed - Rainbow - 126 Links closeout X-SYNC pulley technology provides greater

X-SYNC pulley technology provides greater efficiency

Lightweight: Breathable and lightweight mesh upper assures a secure fit and increased airflow to keep you cool

Micro fiber thumb material is ultra soft for wiping sweat from face

easy to press button for fast shifts while sprinting

Wolf Tooth ShiftMounts are adapter mounts that allow you to integrate SRAM and Shimano shifters with several different brakes from Shimano

SRAM RED Flattop Chain - 12/13-Speed - Rainbow - 126 Links closeout X-SYNC pulley technology provides greaterSRAM took the lightest and most durable chain theyve ever made and made it lighter. With no compromises. Their HollowPin construction is lighter and stronger than a solid pin, and cutouts in the outer and inner plates drop 13g from the previous generation. This results in a lighter, faster, stronger and more durable chain. Flattop technology enables a narrower chain with quieter operation and increased strength and durability Hard Chrome plated inner