Seat Post Clamp Quick Release Aluminum MTB Road Bike 31.8/34.9MM
Fits 31.8mm and 34.9mm seat tubes. Weight: 31.8mm clamp 39g,34.9mm clamp 41g.
For Mountain Bikes Bicycle Derailleur Adapter Easy To Install Long Service Life
High performance: This bicycle front derailleur clamp can be firmly fixed on the front derailleur, not easy to slide, and provides you with a safe and stable riding experience. Use: Convert the direct-mounted front derailleur to a front derailleur with a snap ring.
Bicycle Derailleur Adapter Adjustable Derailleur Clip Long Service Life
High performance: This bicycle front derailleur clamp can be firmly fixed on the front derailleur, not easy to slide, and provides you with a safe and stable riding experience. Use: Convert the direct-mounted front derailleur to a front derailleur with a snap ring.