FSA Afterburner Stem 31.8mm x 70mm ±12° CheckoutTitle=KMC X8 EPT Chain - 6 Optimally hardened through perfectly-tuned heat

Optimally hardened through perfectly-tuned heat treatment to provide both rigidity and tenacity

and has a profile that performs equally well in soft conditions as in firm snow

36H 2014-T6 aluminum shell with 9t driver

• EnviroLock sealing protects pump internal components from water

FSA Afterburner Stem 31.8mm x 70mm ±12° CheckoutTitle=KMC X8 EPT Chain - 6 Optimally hardened through perfectly-tuned heatThe FSA Afterburner Stem is a robust and versatile option for mountain bikers tackling aggressive trails. Built from forged aluminum it offers a strong lightweight platform for precise steering and durability. Its trail ready design makes it a dependable choice for riders who demand control and confidence on technical terrain.