E-Bike Chainring Lockring Tool (Gen2 Interface)

This is a robust, 3D-printable lockring tool specifically designed for removing and installing the chainring lockring on Generation 2 e-bike motors. Essential for cassette or chainring maintenance and replacement. The design is based on the official interface of Bosch Gen2 motors. Key Features: Precision Fit: Engineered with the exact 8-tooth geometry to securely engage the lockring. Dual-Use Interface: Large hexagonal base compatible with a standard wrench or socket. Transverse hole for a Tommy bar or a large screwdriver to apply higher torque. Functional Design: The hexagonal form factor and solid construction make it durable. Recommended Print Settings for Durability: Material: MUST be printed with a strong, impact-resistant filament. PLA is too brittle. Recommended: PETG (best balance), ABS, Nylon (Nylon-CF for extreme durability), or Polycarbonate. Usage Note: Remember that this is a plastic tool. While it is strong, you should apply torque carefully. If a lockring is extremely st