Cannondale Hollowgram Spider-Si MTN XX1 Ai

Original Cannondale Hollowgram spider for Sram XX1 4-Bolt X-Sync (76mm) chainrings. Ai offset is designed for use on the the Cannondale F-Si framset.

This lightweight 4-arm spider of Canondale allows to mount of chainrings with 76 mm PCD at the Cannondale Hollowgram crank. 

NOTE: The "Ai specific components" Spider has a special crank. He is only compatible with Cannondale bikes that utilize Ai technology (Asymmetric Integration) - Ex. F-Cannondale SI. 

Si Xx1 76mm

Technical specifications: 

Material: Aluminum 
bolt circle diameter: 76 mm 
Compatibility: Cannondale SI crank, SISL2 at Cannondale bike with Ai Technology 
Colour: Black.

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