Shimano Dura-Ace Lockring
People who have aches and pains and want maximum support with cooling features.- 9 out of 10 Casper sleepers say they have less back pain after sleeping on our mattresses.*
*Based on a randomized survey of Casper mattress product owners conducted in January 2020.
- Continuous ergonomic zones with gel pods relieve aches and pains.
- 3 layers of perforated breathable foam with cooling gel help you sleep cool and wake up refreshed.
- Hybrid design combines foam and springs for added lift and airflow.
- Each mattress cover is made with up to 121 recycled bottles.
Fast, free shipping with every order.*- Best sleep of your life or your money back with our 100-night risk-free trial.*
- 10-year limited warranty.*
- Designed by Casper Labs.
- Free, easy pickup returns.* We do all the packing.
*Select products ineligible for free shipping where indicated. Additional shipping fees apply to AK and HI. See Terms.
Size guide
- Regular price
- $15.00
- Sale price
- $15.00
- Regular price
-
- Unit price
- per
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Tax included.
This is a demonstration store. You can purchase products like this from Pure Fix Cycles
Lockring? Ha! More like LOCK-KING. This is the one true ruler of them all. Solid when you need it to be, and easy to forget when riding. This bad boy is perfect for your next track or commuter build.
- Will work with all cogs 13T+
- Made in Japan by Shimano
- NJS Approved
