RACE FACE RIDE CINCH FAT BIKE CRANKSCranks are what the pedals are attached to. The Race Face Ride Cinch Fat Bike Cranks brings Cinch versatility, with the ability to easily swap chainrings, to an attractive price point. It features forged 6066 aluminum arms and a Cinch system 24mm spindle that can be swapped out later for non-fat bike use. It weighs approximately 714 grams, so it will be a perfect part of any fat bike. Features Cinch system so you can easily change the chainring size Forged 6066 aluminum arms provides a high strength to weight ratio Swappable spindle can be swapped out later for non-fat bike use SPECIFICATIONSSpeeds10, 11BB Compatibility-Compatible Hub Spacing190mm Crank Arm Length165, 170, 175mm BB Spindle Interface24mm Spindle Chainring Material-Bolt Center Diameter (BCD)104mm Crank Arm Material Forged 6066 Aluminum Chainline-Bottom Bracket Included No Intended Use Fat Bike Approximate Weight714g | Race Face | Ride Cinch Fatbike Cranks 170Mm | Aluminum