TheHope Fortus 30W Pro4 29ER Rear Wheelsare built and hand finished in Barnoldswick. The Fortus 30 rim is combined withHope'sbullet proof Pro 4 Hubs. A larger diameter spoke flange has been used to build an overall stiffer wheel. Hope Fortus 30W Pro4 29ER Rear Wheel Features Standard J-bend hub wheel builds Stainless Steel, sealed cartridge bearings Welded and eyeleted 6061 T6 aluminium rim Tubeless compatible (requires tape and valves) Black Sapim Race Stainless Steel double butted spokes built with Silver Brass nipples Rear wheels supplied with QR and 142x12mm conversions Shimano Aluminium, Shimano Steel and Sram XD freehub body options available Hope Fortus 30W Pro4 29ER Rear Wheel Specifications Internal width: 30mm External width: 35mm Profile depth: 23mm Rim ERD: 593mm Recommended tyre width: 2.4” - 2.8” Spoke count: 32 Rim only weight: 29” - 720g