The new X-Sync 2 Direct Moun crown guarantees a much more fluid chain race and a better self-cleaning in muddy conditions. With the profile of the often alternated / thin teeth, it maintains the chain firmly in position. Dub technology not only simplifies the combination of pin and central movement, but also increases the duration of the central movement. SRAM DUS handles have a uniform diameter of 28.99 millimeters. The New X-Sync 2 Direct Moun Chainring Ensures Much Smoother Chain Travel and Better Self-Cleaning in Muddy Conditions. With the alternating Thick/Thin Tooth Profile, it Keps the Chain Firmly in Place. Dub Technology Not Only Simplifies the Combination of Axle and Bottom Bracket, But Also IncaSes The Durability of the Bottom Bracket. SRAM DUS CRANKS AVA A ATFORM DIAMETER O.
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