Silca Replacement Presta Valve Core (Set of 6) Box Pack guaranteeing performance suited to the

guaranteeing performance suited to the needs of the professional riders of the UAE teams

Puncture Plug 2-in-1 tool and capsule

Replacement gasket for reversible brass chucks

R10 rear derailleurs feature forged and CNC machined construction

Silca Replacement Presta Valve Core (Set of 6) Box Pack guaranteeing performance suited to theSo we've always noticed how really expensive tubulars had such nice valve cores with smooth edges and high quality seals that resisted sticking. When we started developing SILCA Tubeless valve stems, we set out to find the best cores, and realized that only a handful of companies make them globally. After a lot of phone calls, emails and discussions, we knew instantly when we had found the ones we were after. Fully CNC machined with roll formed