Bosch Gen4 Spider/Chainring Lock Nuts

Replacement lock nut for the spider or chainring on Bosch eMTB Gen4 units. CNC machined in our Whistler shop.

Check out our 104 BCD Bosch Gen4 motor compatible spiders.

Features:

• Sold as a single unit
• Pattern for Bosch Gen4 Lockring Sprocket Tool
• Machined from solid 7075 aluminum
• Anodized black with laser etched graphics