SRAM RED Flattop Chain - 12/13-Speed 114 Links Flattop PowerLock Silver E1 MFPN=121-0517 4" compound Addix Ultra Soft

4" compound Addix Ultra Soft bead folding type tubeless color black weight 1250g

Color Black Defined Color Black Finger Style Full Finger Gender/Age Unisex Insulation Type None Season Warm Weather Size X-Large Activity Cycling

It features 440C stainless steel bearings to provide exceptional ride quality and reliability

Stainless steel rotor with alloy carrier

no need to swap tires based on the weather

SRAM RED Flattop Chain - 12/13-Speed 114 Links Flattop PowerLock Silver E1 MFPN=121-0517 4" compound Addix Ultra SoftHollowPin construction is lighter and stronger than a solid pin, and cutouts in the outer and inner plates drop 13 g from the previous generation. Flattop technology enables a narrower chain with quieter operation and increased strength and durability Hard Chrome plated inner link plates and rollers for reduced wear and prolonged life. SRAM Model ID: CN RED E1 TECH SPECS Links 114 Speed 12 Primary Color Silver Link Type Powerlock e Bike approved No