Cannondale Spide Ring 10 Arm X-Sync I Don't Want Dropped Chains! I Want Pictures of Spide Ring! Dropped chains are a thing of the past when you have an exceptional-quality chainring on your bike. The tooth profile will hold your chain so you can pedal with confidence. The Cannondale Spide Ring 10 Arm X-Sync Chainring is made out of a single block of aluminum making it lightweight and strong. It features X-Sync technology optimized for SRAM 1x drivetrains to keep the chain from falling off mid-ride. It is designed to fit Cannondale Hollow Gram cranksets. Features One-piece technology makes for reduced weight and increased stiffness and durability X-Sync technology that is optimized for SRAM 1x drivetrains Compatible with Cannondale Hollow Gram cranksets Made from aluminum for a lightweight and strong setup SPECIFICATIONSDrive Train Speed10, 11, 12-Speed Tooth Count42TMaterial Aluminum Direct Mount Type Cannondale Chainline-Offset-Intended Use Road Weight N/AChainline/Chainring Offset Guidelines Rear Spacing135mm / 142mm148mm Boost Super Boost 150mm / 157mm Fat Bike (170mm, 190mm, 200mm)Chainline48 - 50mm51 - 53mm54 - 56mm56mm+Chainring Offset~6mm~3mm~0mm~+2mm | Cannondale | Spiderring 10 Arm X-Synch 42T | Aluminum