- Optimized stress design for maximum spring life
- Rocket Wire material for long lasting - superior performance
- Colored Red for a unique identifier between factory and TK springs
![](https://www.tandemkross.com/assets/images/Prop65_Graphic.png)
20 Reviews
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Red Spring
Huge difference in tension on bolt, but in a great way. RSO at range even commented how nice it was!
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Red Coil Spring
Great replacenent, No issues with carbine after 100's of rounds!
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Worth the price
This is one of those things one does not realize needs an upgrade. Leave it to Tandemkross to find and fix the problem! This spring is much superior to the stock spring. It's a small thing, but makes a big difference.
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Product Review
Quality Product. Quick Shipping. Very pleased with purchase.
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Ruger Parts
Highly recommend all upgrades for your PC Charger
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Red Recoil Spring
Great add on to your PC Carbine, or PC Charger, love it. Well done Tandemkross. I've NEVER bought a single part from Tandemkross that didn't make a positive improvement to a gun. Thank you TK, you guys ROCK!!!
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PC 9 recoil springs
I have not tested these springs yet. Looking forward to testing soon
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Spring
Fits and looks great
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Must have
This is a great spring , definitely a must have