Full Pintechnology uses eleven lightweight, stamped steel cogs held together with 123 high-strength stainless steel pins. The result: a cassette thats light, durable and equipped with SRAMs super wide 10-42t gear range thats a perfect fit for any ride. The open design similar to our X-DOMEcassette aids in mud clearance, giving you cleaner shifting performance and longer component life.Key Features:Full Pintechnology uses eleven lightweight, stamped steel cogs held together with 123 high-strength stainless steel pinsSuper wide 10-42t gear rangea perfect fit for any rideOptimized gear steps across entire rangeOpen design aids in mud clearanceXDdriver body creates more stable hub connection