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 24in Box Focus RR 507 22 28 14.3 Dbl NMSW Black 36 SV 432g 494 EyelettedUPC/EAN/GTIN: 639266088363