Designed to work with mountain bike dropper posts with a 25mm or 26mm upper section diameter. These sizes are typical for posts with a 30.9mm, 31.6mm or 34.9mm lower section diameter. Included in the pac 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 hex wrench. The broad, flat rear section and ridged strap retainer improve stability over rough terrain and the dropper post saddle bag adapter is compatible with any bag that uses a 25mm seat post strap (or smaller).
- Injection moulded glass-reinforced nylon for durability
- Silicone shim for a secure fit