Sram Red Axs Flattop E1 chain, the lightest and most resistant chain that SRAM has ever made has been made even lighter. Without compromises. The Hollowpin construction is lighter and more resistant than a solid pivot and cut out on the outside and the internal plates lose 13 g compared to the previous generation. Can a chain be truly lighter, faster, stronger and more durable than anything else else? In this case yes!

• Flattop technology allows closer chain with more silent operation and greater resistance and durability.
  
• Hard chromed internal shirt and rollers for reduced wear and prolonged life.
  
• Hollowpin construction for greater strength and efficiency.
  
• EXTERNAL AND INTERNALING PLATES Superlets with cut -out design, 13 g lighter than the previous Red chain.
  
• 126 States.
  
• Weight: 249 g.