Hardline/Portal Upper Chainguide
• The custom Jamis upper chainguide was designed to keep your Portal or Hardline chain securely engaged during harsh riding conditions.
• Read the installation instructions included in the packaging carefully. If you have any questions or are unclear about proper installation, contact your local Jamis Dealer.
• This Jamis chainguide accomodates 28T to 36T chainrings.
• Includes mounting bolts
• Made from MJF 3D Printed PA12 material
• Made in the USA