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IRC Tires Boken Plus Tire - 650b x 42, Tubeless, Folding


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SKU TR2643

The Boken+ is a 650b multi-surface tire with a four part tread for smooth riding performance on any road. Boken+ tires are tubeless-ready, offering the flexibility to run with a tube or without. Running tubeless ready allows for lower pressures which provides better grip and faster rolling over rough surfaces, and a more comfortable ride.

  • Smooth center tread for speed on the tarmac
  • Inverted micro-diamond pattern for wet traction
  • Hollow centers on blocks give maximum flex and grip
  • Ultra-Gummy compound for insane bite on nasty obstacles


  • Color: Black
  • Defined Color: Black
  • Tire Intended Use: Gravel
  • ISO Diameter: 584 / 650b / 27.5"
  • ISO Width (mm): 42 mm
  • Labeled Size: 650b x 42
  • Tire Bead: Folding
  • Tire Diameter: 650b
  • Tire Type: Tubeless Ready Clincher
  • Weight: 535
  • Weight (oz): 18.8
  • PSI: 50