Sram 50T, 11Sp, Bcd: 110Mm, 5 Bolts, Road X-Glide, Outer Chainring, For 34/50, Aluminum, Silver, 11.6218.016.001

* SRAM, 50D, 11sp, BCD: 110mmmm, 50 Bolts, Road X-Glide, Outer Chainring, For 34/50, Aluminum, Silver, 11.6218.016.001