Apidura - Backcountry Dropper Post Adapter Wheels Slim 31mm outside diameter

Slim 31mm outside diameter

Designed to work with clutch derailleurs to keep your chain from dropping off even on the roughest of trails

Compatible with carbon and alloy wheels

even after being strapped to your bike for months

Wheel size (inch): 12

Apidura - Backcountry Dropper Post Adapter Wheels Slim 31mm outside diameterThe custom made Backcountry Dropper Post Adapter allows Backcountry and Innovation Lab Saddle Packs to be used on mountain bike dropper seat posts. The adapter is designed to hold the pack securely, while also limiting travel to avoid damage to either the post or the bag. The saddle bag dropper post adapter comes with a choice of shims for mountain bike dropper posts with 30. 9mm, 31. 6mm and 34. 9mm lower diameters and is easily fitted using a 3mm