The most advanced rim alloy meets the most advanced rim profile - and together they create the RR 411 rim. From the melting of the alloy to the secret surface treatment, this rim gets the most out of the great shiny metal that is aluminum. The result is very light, very strong, very stylish. The RR 411 is available with a symmetrical as well as an asymmetrical rim profile. - Weight: 435 g - Details: - Height: 21 mm - Max. System weight: 110 kg - ASTM classification: 1 - Rim joint: welded - Tubeless ready - Incl. washers, Squorx nipples - Range of use: Road bike - Material type: Aluminum - Construction: Drop center rim - Rim construction: Hollow chamber rims - Width: 21.5 mm - Compatible tire size: 28 inch - Suitable for rim brakes - Number of spokes / holes: 28 - Mouth width: 18 mm - Tire type: Clincher/Clincher.