Focus rims have a no-nonsense low-profile design that eliminates excess material, making them some of the lightest weight double-wall rims available Strong and true, Focus rims have single eyelets to help prevent spoke pull-through, which means higher spoke tensions are possible Front and rear specific designs 20in Box Focus RR 406 22 28 14.25 Dbl NMSW Blue 36 SV 362g 394 Eyeletted