Dial in your perfect fit with this stacker kit for the Ribble RS-3 handlebar stem. This stacker kit gives you everything you need to adjust the stack height on select Ribble bikes with the RS-3 stem. By raising or lowering your bars, you can dial in a position that’s perfectly comfortable for long rides or aggressively aero when you need speed. The included cable guide keeps your setup neat, tidy, and snag-free, so every ride feels smooth and responsive.

Suitable for use on the following Ribble bikes when paired with the RS-3 alloy stem:

• ALLROAD CARBON
• ULTRA-ROAD

• Complete stack adjustment kit for RS-3 stems
• Includes cable guide for a neat, snag-free setup
• Fine-tune bar height for all-day comfort or aerodynamic performance
• Compatible with select Ribble frames
• Genuine Ribble accessory for a neat, secure and creak-free finish

• Kit contains:

• two-piece oval bearing cover (for carbon and titanium frames)
• round bearing cover (for aluminium frames)
• 2 x 5mm headset spacer
• 2 x 10mm headset spacer
• cable guide

* If you’re not confident carrying out bike repairs, we recommend asking a qualified mechanic for help.