EXT Superlight V2 Springs, 65mm and 75mm (225 - 600lb) Model=E3 BO ISIS eBike Crank Arm Set for Bosch GEN 2/Yamaha Color Purple Crank Length (mm)

Color Purple Crank Length (mm) 165 Pedal Spindle 9/16" Spindle Interface Type ISIS Designed for ebike Yes Defined Color Purple

}Wheels Manufacturing Derailleur Hanger - 292

Color BlackRing Position/Type OuterTooth Count 50Round or Oval RoundDrivetrain Speeds 12Chainring BCD 110 Shimano AsymmetricMaterial AluminumDefined Color Black

}RockShox Rear Shock Mounting Hardware - 3-Piece 1/2" 8 x 15

Tool-free reach adjust for quick personalization

EXT Superlight V2 Springs, 65mm and 75mm (225 - 600lb) Model=E3 BO ISIS eBike Crank Arm Set for Bosch GEN 2/Yamaha Color Purple Crank Length (mm)Super Alloy Spring (proprietary super light design) Highly Linear Ratio Hard Epoxy Coating Internal Diameter: 38. 5 mm The lightest steel springs on the market Developed in our automotive racing programs First dedicated to fine tuning with 25lbs increments Adaptable for all type of dampers in the market Life duration: over 500,000 cycles