• Home
• Chainrings & Bolts
• Bosch Gen 3 Super Narrow Chainrings

These chainrings from KMC are suitable for Bosch 3rd generation motors. Guaranteed to last a minimum of 3500km, combining these with KMC's E chains to extend the life of your chain and chainring even further. Longer lasting, quality material and unparalleled gear changes.

Features

• Treatment: Hardened Chromoly steel
• High efficiency, saves battery
• Extreme durability, highest precision
• Simple conversion
• Perfectly matched with KMC Chains

Tech Specs

• Size: 1/2" X 11/128"
• Colour: Black
• Treatment: Hardened Chromoly steel
• For Bosch 3 systems
• Direct Mount; 3mm offset
• E1, E12, E11, E10, E9 & E8 chains

Delivery & Returns

Dispatch Times

All orders placed on our website are dispatched within 1 working day

FREE UK Mainland Delivery

Optional Click & Collect from our Network of Retailers in the UK & Ireland

• This is a FREE service!
• At checkout you can choose your nearest local retailer to collect your order from
• When you choose to click and collect, you are supporting your local bike shop, as the retailer will receive the full profit on your order.
• Click and Collect orders should be available for collection from the retailer within 1-2 working days
• Please wait to hear from the retailer that your order is ready for collection before travelling
• Not sure where your nearest retailer is? find them here

Returns

Item(s) must be returned unused and in its original condition and packaging within 28-days from the date of purchase. Please read our full returns policy here.

Reviews