- Hub and rim technology configured with J-bend steel spokes - Disc specific, hollow bead wall aluminum clincher rim (37.66mm outer/30mm inner width) features a tubeless friendly bead shelf - Hydra2 hubs with 870 P.O.E - Approved for use on SL E-bikes with up to 65 Nm/44lbs power - Suggested tire width compatible with 2.3-2.8" - 290lbs/132kg suggested rider weight limit