The cSixx Cage is a Stiffer, Stronger and more Precise bolt on upgrade for your derailleur.

Please note that Custom colors can take up to 5 days to process and are not returnable.

– Stiffer⁠⁠⁠⁠ & Stronger⁠
– More Precise shifting ⁠⁠⁠⁠
– Impact tested against rocks ⁠⁠⁠⁠
– Upgrades your derailleur to be 520% compatible 
– 2 additional bolts for quicker derailleur wheel removal ⁠⁠⁠⁠
– Features a spring tension adjuster to stiffen up your tired derailleur⁠⁠


CNC machined from a solid block of 6082 aluminium it offers a stiffer platform with more impact resistance.
A Stiffer Cage prevents flex under load giving you a faster,
more precise a better feeling gear change ! 

Tension+ allows you add additional spring tension, giving your derailleur a prolonged lifespan.
There are 2 spring mounting locations,  Standard and Tension+
this can A increase spring tension for sharper shifting or B increasing your old floppy derailleurs lifespan by adding some more tension into it.

We have added an additional 2 bolts enabling forces to be taken off the bearings, overall increase stiffness and makes for easier installation / servicing.

Coming in at only 68.5 grams 
it’s a mere 12 grams more than the original GX cage but offers much more functionality, protection, stiffness and overall durability. 
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⁠
SRAM Eagle Mechanical ⁠
SX, NX, GX, X01 and XX1 ⁠

SRAM Eagle AXS 
GX (AXS), X01(AXS), XX1 (AXS)
⁠
Shimano 12spd 
M6100, M7100, M8100, M9100

For the Shimano variants we have incorporated a handy guide line on the back of the cage allowing you to perfectly adjust the B-Screw for optimal shift performance quickly and easily.

We also changed the lower 13t narrow pulley wheel out for a larger 14t Narrow-Wide lower wheel for better chain retention.

Delivery charges:

*Heavy/Large Items include: All Bicycles, Indoor Trainers, Bike racks and stands.

For International Deliveries, a quote will be arranged. Please get in touch with us to discuss further.

All orders will be delivered within 48-72 hours. You will be notified once the parcel has been packed and shipped.

For orders placed on Public holidays or during the Christmas season, delivery times may vary.

Requests for returns must be logged within 30 days of the purchase date.

Item/s must be in a re-sellable condition.

Please request a return by contacting us with your order number, the details of the item/s in question, and an explanation of why you would like to return the item/s. We will get in touch and confirm the details.

Return requests will be approved at the discretion of The Bicycle Service Company (BSC).

Shipping and handling charges are not refundable.

Except in the case of a defect, we will not accept returns of item/s that have been used after 30 days. See Warranty info.

Please ensure that the item/s are in the packaging you received them in and include the original order invoice. A separate box must be used to ship shoes/trainers back with the original box inside.

BSC supplies a selection of premium products, each with particular warranties and guarantees. Please remember to register your product and take note of the warranties offered.