Hope E-Bike Crankset – Narrow Offset (ISIS Spline) | Lightweight CNC E-MTB Crank Arms The Hope E-Bike Crankset – Narrow Offset is engineered for riders who demand premium performance, durability, and maximum ground clearance from their e-MTB drivetrain. Specifically optimized for Brose motor systems, this crankset can also serve as a narrow Q-factor option for Bosch systems where frame clearance permits (not compatible with Bosch Gen 3 BNI spindle interface). Manufactured in Barnoldswick, UK, each crank arm is forged from 7150-series aluminum alloy before being precision CNC machined for exceptional strength, stiffness, and low weight. The self-extracting design simplifies installation and maintenance, while the optimized Q-factor delivers efficient pedaling and improved bike control on technical terrain. Available now at Monkamoo. ⚡ Key Features Optimized for Brose E-Bikes Designed specifically for Brose motor systems using an ISIS spline interface. Also suitable as a narrow Q-factor option on select Bosch systems, provided adequate frame clearance is available. Not compatible with Bosch Gen 3 BNI spindle interface. Premium CNC Construction Forged and CNC machined from 7150-series aluminum alloy for an exceptional balance of strength, stiffness, and lightweight performance. Maximum Ground Clearance Slim profile helps reduce pedal strikes while improving confidence on technical climbs and rocky descents. Self-Extracting Design Integrated self-extracting crank system makes installation and crank removal quick and hassle-free. Optimized Q-Factor Designed to provide efficient pedaling ergonomics while maintaining compatibility with most Brose-equipped frames and many Bosch applications. Multiple Length Options Choose the crank length that best matches your riding style and bike fit. Hope Anodized Finish Available in Hope's signature precision-anodized colors for a custom appearance and long-lasting durability. 📏 Specifications Compatible with ISIS spline motor interfaces Best suited for Brose motor systems Compatible with select Bosch systems requiring a narrow Q-factor (frame clearance required) Not compatible with Bosch Gen 3 BNI spindle interface Crank lengths: 155mm 165mm Material: Forged & CNC machined 7150-series aluminum alloy Weight: From 472g Colors: Black Blue Orange Purple Red Silver Smoke Designed, tested, and manufactured in Barnoldswick, United Kingdom 🚵 Why Choose the Hope Narrow Offset E-Bike Crankset? Modern e-MTBs require cranksets that are lightweight, durable, and capable of handling the high torque generated by today's motors. The Hope Narrow Offset Crankset delivers: Excellent ground clearance Lightweight forged construction Precision CNC machining Easy self-extracting installation Optimized pedaling ergonomics Premium Hope quality and finish Made in the UK Whether you're building a lightweight trail e-bike or upgrading your existing drivetrain, the Hope Narrow Offset Crankset offers the reliability and performance serious riders demand.
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