A super-durable disc brake touring, trekking and E-bike rim for the 21st century; the U 623 utility rim is a great value option for a huge range of bikesSystem weight limit of 180 KG means that even heavily laden cargo bikes will be fine on the U 62325 mm inner width is hugely versatile, able to handle everything from for 33 - 60c tyresThe U 623 features a thicker, reinforced spoke bed, increasing Pull-through force by 20% at a key failure point for E-bikes and greatly extending fatigue life for minimal weight gainThe tubeless ready optimized rim bed provides fast tyre installation, a great tyre fit, and quick trouble-free tubeless setup but can be run just fine with traditional clinchers if you preferWeight 680 grams in 700c / 29 inch Outer width 30 mm Inner width 25 mmHeight 21 mm