Shimano SH-TR903 S-Phyre Shoes - Matte Gunmetal PSI SRAMSALE and the brass check valve

and the brass check valve is a modified version of the check valve used in the SuperPista Ultimate

Retro-modern perfection

295g (28mm)

Compatibility: SRAM Force 22

Cassette: 10 times

Shimano SH-TR903 S-Phyre Shoes - Matte Gunmetal PSI SRAMSALE and the brass check valveShimano's SH TR903 S Phyre Shoes (Matte Gunmetal) set a new standard for comfort, power transfer, efficiency and transition speed. Designed for sprint and Olympic distance triathlon races, the TR903 features a single wide closure strap that minimizes time in T1, critical for short course triathlon where transition speed is key. While built for short course racing, the TR903 is a top pick for any triathlete and any distance where you want to focus on