Skip to content

Cable Fin A

Use Ratio Cable Fin A to match a SRAM X Actuation* 1x derailleur to SRAM Exact Actuation* shifters. A barrel adjuster provides on-the-fly indexing ability for mountain bike derailleurs.

For more information on compatibility, check our guide.

The fin is not compatible with derailleurs where the original fin is fitted with a rivet. This includes SRAM Eagle* SX* and NX* derailleurs.


SKU: 0003 Category:

Use Ratio Cable Fin A to convert a SRAM X-Actuation* 1x mountain bike derailleur to SRAM Exact Actuation*. This allows you to pair the derailleur with your SRAM road shifters.

This is ideal if you’re building a wide-range one by 10 or 11 speed drivetrain and you need the sprocket size capacity of a mountain bike derailleur with road shifters.

Included you will find:

  1. Ratio Cable Fin A
  2. Spare Cable Fin circlip
  3. Ratio cable adjuster, providing indexing ability on a mountain bike derailleur
  4. Ratio chainstay sticker

All products we offer for sale on our website are Ratio Technology products unless stated otherwise. All third-party products, company names and logos remain the property of their respective holders and use of them does not imply any affiliation with or endorsement by them.

To fit your cable fin to a SRAM Eagle* derailleur, see the following video**:


* Ratio Technology Limited is not in any way affiliated with, sponsored or endorsed by SRAM, LLC.

AXS®, DoubleTap®, eTap®, SRAM®,SRAM APEX®, SRAM EAGLE®, SRAM FORCE®, SRAM RED®, SRAM RIVAL®, X0®, X01®, XX1® are registered trade marks owned by SRAM, LLC. Eagle™, Exact Actuation™, GX™, NX™, SRAM APEX 1™, SRAM Force 1™, SRAM RIVAL 1™, S-series™, SX™, WiFLi™, X-Actuation™,  XD™, XDR™, XPLR™, XX™, Zero Loss™ are trademarks of SRAM, LLC.

** Please note that modifying these components may void the original SRAM warranty.

Weight 100 g
Dimensions 17.5 × 11.2 × 2.2 cm

To reduce waste we will send orders of over 10 units as bagged kits with one set of instructions rather than individual kit boxes. You can find a PDF of the instructions on our website here . If you have ordered less than 10 kits but would also like to reduce the packaging of your bulk order or have any questions please email us at [email protected]. Equally if you would like the full packaging for orders of 10+ kits drop us a line too.

Large orders

If you wish to order more than 50 kits please contact us directly via [email protected]

HS code


Country of origin



There are no reviews yet.

Be the first to review “Cable Fin A”

Your email address will not be published. Required fields are marked *