The R631 is a cost-effective and mid-range rim product, manufactured using AL6061 material and a pinned joint process. Our design ensures that the rim's strength is sufficient to handle the demands of dirt jump, pump track, and street riding. The rim has an outer width of 31.5mm, perfectly matching tires from 2.1” to 2.4”, which is exactly what a dirt jump rider needs.


  • Riding Type:Dirt Jump, Park, Street
  • Material:AL6061-T6
  • Size:26”
  • ERD:26” - 537mm
  • Lacing:Standard 3 cross lacing
  • Valve Hole: FV
  • Tubeless:NO
  • J-Bend: YES
  • Brake:Disc brake only
  • Holes:32h
  • Outer Width:31.5mm
  • Inner Width:24mm
  • Height:21mm
  • Joint:Pinned
  • Weight 26”:550g