TheHope Fortus 23W Pro4 27.5 Rear Wheelis a Conventional spoked XC/Trail rim built on our tried and tested Pro 4 hubs.Hope Fortus 23W Pro4 27.5 Rear Wheel FeaturesWheels machine built and hand finished in BarnoldswickBuilt with Pro 4 32h hubs (J-bend only)Optimised rim profile suitable for 2.0” - 2.35” tyresTubeless compatible (Valve and Tape supplied)Available in 27.5 and 29”100m and 110mm Boost front wheel options available135/142mm and 148mm Boost rear complete wheel options availableShimano Aluminium, Shimano Steel, MicroSplineand Sram XD freehub body options available25mm Tape, Valve and wipe included for Tubeless setupWelded6061 T6 Aluminium rim with eyeletsBlack Sapim Race stainless steel double butted spokes built with silver brass nipplesFront wheels supplied with 15mm conversionsRear wheels supplied with 135 x QR and 142 x 12mm conversionsBoost 110mm & 148mm option built with Boost specific hubPro 4 32h hubs with stainless steel sealed cartridge bearings4 Pawl ratchet system with 44 tooth engagement (8.2 deg)Hub available in Black, Silver, Blue, Orange, Purple and RedInternal width: 23mmExternal width: 27.5mmProfile depth: 17mmRim ERD: 27.5” - 566mm/29” - 604mmRecommended tyre width: 2.0” - 2.35”Spoke count: 32Rim only weight: 27.5” - 420g/29” - 450gWheelset weight from: 27.5”- 1760g/29” - 1845g