Tenet Coven rims feature a durable 6069T6 aluminum construction with a welded joint and patented 4D rim drilling \n DT 370 LN hubs are compatible with all Ratchet LN FHB bodies as well as DT's 36 and 54 POE ratchet upgrade options \n Built with DT Swiss Competition double butted spokes (2.0/1.8/2.0) and brass DT Swiss Squorx nipples \n Hand trued in the USA