Problem Solvers Braze-on Adaptor Clamp Size:34.9mm Quality full-grain leather material for

Quality full-grain leather material for longer wear and durability

Quick-dry straps made from 100% REPREVE® recycled plastic

Dual side mesh pockets for water bottles and quick storage

Core/Laminates: Carbon

Primaloft® Ocean bound 80gr

Problem Solvers Braze-on Adaptor Clamp Size:34.9mm Quality full-grain leather material forThese adapters clamp on to the seat tube so you can use your braze on derailleur on a conventional frame. Available in three common seat tube sizes with 20mm of vertical adjustability. Tech Details: Front derailleur braze on adaptor clamps for frames without front derailleur braze ons. 20mm of vertical adjustability.