tire wd W3109 metro 28" 42-622 27 tpi red shield black

· WD metro elite

· durable wet and dry commuting tire

· red shield puncture protection, features 5mm nylon layer beneat thread surface.

· smooth rolling thread and draining channels.

· 30 tpi

· 42-622 (700x40c)

· inflate to 50-80 psi