The Crankbrothers Highline 3 Dropper Post (150mm Travel, 31.6mm Diameter) is a highly reliable, mid-tier dropper post designed for trail, enduro, and cross-country mountain bikes. It offers infinite height adjustment and features a dependable, self-contained hydraulic cartridge paired with a standard cable-actuated remote setup.

Key Technical Specifications

• Diameter: 31.6mm (Fits modern mountain bike frames requiring this common seat tube thickness).
• Travel (Drop): 150mm of infinite travel, allowing you to lower your saddle on the fly for better control on descents.
• Total Length: 469mm (from base to saddle rails at full extension).
• Weight: Approximately 587g–645g.
• Routing: Internal stealth cable routing only.
• Material: Lightweight 7075-T6 aluminum construction.
• Warranty: Covered by a 2-year manufacturer warranty.

Performance & Design Highlights

• Smooth & Reliable Actuation:
  Utilizes premium Trelleborg® seals and Igus® LL-glide bearings and keys, ensuring minimal side-to-side play and incredibly smooth travel.
• Easy Installation:
  Features a tool-free quick-connect mechanism at the bottom of the post, simplifying attachment or detachment of the inner cable during initial frame routing or servicing.
• Quick Return Speed:
  Equipped with a linear actuator that delivers crisp, predictable return speeds so your saddle is immediately back where you need it.
• Premium Cable Kit Included:
  Shipped with high-quality Jagwire® inner cable and housing for smooth lever pulls.
• Remote Lever Note:
  The remote lever is sold separately. You will need to purchase a standalone Crankbrothers Highline remote or use any standard third-party cable-actuated dropper lever.

This dropper post combines durability, precision, and smooth operation, making it a fantastic choice for riders looking to enhance their biking performance.