Cannondale 2017 Hollowgram SI SL2 Mountain Bicycle Crank Set

hollow cranks are created by bonding together two machined, heat-treated clamshell halves
ultimate in stiffness-to-weight.
light and stiff enough for our top road race machines but still so tough, we use it on our mtn bike

THE EVOLUTION OF THE REVOLUTION. 15 years ago, the unique Cannondale HollowGram crank began the BB30 revolution and set a brand new usual for ultra-gentle, super-stiff cranks. Probably the most present evolution of the HollowGram, the SiSL2, continues this practice of radical innovation. Those hollow cranks are created by way of bonding in combination two machined, warmth-treated clamshell halves with a really perfect-robust anaerobic bonding agent. Intensive FEA modeling and bodily checking out have allowed us to refine the interior and external shapes for without equal in stiffness-to-weight. The result’s a crank gentle and stiff sufficient for our most sensible road race machines however nonetheless so difficult, we apply it to our mountain motorcycles as neatly. Compatible with all Cannondale Si Spiders and SpideRings.
hollow cranks are created by way of bonding in combination two machined, warmth-treated clamshell halves
final in stiffness-to-weight.
gentle and stiff sufficient for our most sensible road race machines however nonetheless so difficult, we apply it to our mtn motorcycle
Compatible with all Cannondale Si Spiders and SpideRings.