Cannondale Spide Ring SL 10 Arm I Don't Want Dropped Chains! I Want Pictures of Spide Ring! Shifting performance is important when you're in the middle of a race or major ride. With an exceptional set of chainrings on your bike, you'll have flawless shifting. The Cannondale Spide Ring SL 10 Arm has a forged one-piece design making for reduced weight and increased stiffness and durability. It is full ramped for flawless shifting through detailed machining and has an eye-catching and unique design. Features One-piece technology makes for reduced weight and increased stiffness and durability Fully ramped for flawless shifting through detailed machining Compatible with Cannondale Hollow Gram cranksets Made from aluminum for a lightweight and strong setup SPECIFICATIONSDrive Train Speed12-Speed Tooth Count52/36, 53/39, 50/34TMaterial 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 | Spidering Sl 10 Arm 53/39T | Aluminum