Specifications:Rims: - Super alloy DYNAM for minimal weight with superior stiffness.- ERD: 592mmProfile: - External width: 40mm- Internal width: 35mmHubs: - NITRO HYBRID- Developed for the most powerful ebikes.- Oversize aluminum hub shell 7075 including big low friction bearings.- Max load capacity with steel axle and steel drive gear.- 400Nm torque tested.- Spokes: SAPIM Race 2mm double buttet F32/R32, 14mm alloy nipples secure lock and Hand Built- Built-in Axles: BOOST 15x110mm / 12x148mmWeight: - 27.5´´ Set 1.790g- 29´´ Set: 1.880g- Limits: Recomended rider weight limit: 120 kgs- Recomended tyre sizes: 2.40´´ to 3.40´´Options: - Mullet version: 29´´ Front wheel and 27.5´´ Rear wheel- Shimano Steel Cassette freehub- SRAM XD Steel Cassette freehub- Rear hub axle adapter 12x150mm- NITRO CERAMIC Low friction bearings- Front wheel Lefty S.L. or Lefty 2.0™ compatible hub