The Trail Boss Tyre 29” is more often used as a rear tyre, but provides fantastic performance as either a front or rear tyre on hardpack terrain.Tight tread spacing - achieve higher speedsStaggered, supported side knobs - improved traction Rounded profileRear-focused designTCS (Tubeless Compatible System) - a tubeless casing which nearly eliminates flatsUsage: Trail, EnduroConditions: Loose Over Hard, Dirt, Loose, RockyLevel: TCS Tough/Fast Rolling E25ETRTO Size: 55-622GMS: 59/61Casing: Dual-ply 60 tpiWeight: 1224gCompound: TriTecMin-Max Pressure: 20-35 psi More info