SRAM RED Flattop Chain - 12/13-Speed, 126 Links, Flattop, PowerLock, Silver, E1 700c/650c Road & Track Wheels Zippered front fly with dual

Zippered front fly with dual snap closure and velcro reinforcement

max 220mm rotor/2

FX1777 FK2139

UPC: 710845845246

Manufacturer Part Number: BFD436G1554T

SRAM RED Flattop Chain - 12/13-Speed, 126 Links, Flattop, PowerLock, Silver, E1 700c/650c Road & Track Wheels Zippered front fly with dualSRAM 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