Aggressive with a downright surly attitude, the new Aeffect R wheelset was built to provide you category leading Trail to Enduro good times with a 30mm wide, offset 6069 alloy rim and new Trace hub to make for an unstoppable combo of toughness and durability. Rough And Rowdy - Made to handle all kinds of Enduro and all-mountain punishment, the burly, Aeffect R rim sports a 30mm inner width and is born tubeless ready. Balance is Key - Aeffect R sports a stout, 6069 alloy rim with a 4.5mm offset spoke bed to provide spoke tension balance, increasing wheel stiffness and overall fatigue life. No Frills, All Thrills - The new Trace hub doesn't need flash or gimmicks. Highlights include durable cartridge bearings, no-nonsense 10-degree engagement, a tough steel axle, and all relevant cassette body options. This hub will get the job done, ride after ride. SPECIFICATION Colour - Black. Includes - 5 extra Spokes included with Rear Wheels. Material - 6069 Aluminum. Nipples - Black Brass Nipples. Ext Rim Width (mm) - 34. Int Rim Width (MM) - 30. Spoke Butting - 2.0 / 1.7 / 2.0. Spoke Count - 28. Spoke Head Type - J-Bend. Spoke Lacing - 3X. Spoke Offset (MM) - 4.5. Tubeless - Tubeless Ready. Weight - 1920g (27.5"), 2000g (29"). Weight Conditions - Wheelset.