* 100-25D Professional Micro Adjust Clamp for any tube from 7/8" to 3" (23-76mm), including aero tubes* Narrow clamping jaws (2.7"/7cm) fit into tight areas or on short seat posts* 360º clamp rotation, clamping height adjusts up to 60"* Quickly and easily folds to 47", weight: 13 pounds (6 kg)