The Bontrager Line Dropper Actuator Assembly is a genuine replacement part designed specifically for the 31.6mm seatpost model. This component is essential for restoring the smooth, reliable trigger response of your dropper post when the original mechanical interface becomes worn or contaminated.

Regular replacement of the actuator as part of your service interval ensures consistent cable pull and prevents frustrating "sticky" post behavior. This assembly is engineered to factory specifications, ensuring a precise fit and long-term durability for mountain bikers who demand reliable saddle height adjustments.

Quick Facts

Feature	Specification
Compatibility	Bontrager Line Dropper (31.6mm ONLY)
Component Type	Bottom-actuated assembly
Material	High-strength alloy/composite
Function	Mechanical cable engagement
Brand	Bontrager Genuine Service Part