SKU: 2433693011

BLACKBONE 10000rpm 54mm Clutch spring (10K)

Sale price$26.10 Regular price$29.00
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Ships within 48 hours · Estimated delivery Aug 13 - Aug 18

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Description

BLACKBONE 10000rpm 54mm Clutch spring (10K)Made from 3mm thick High Carbon British Spring steel and coiled as tight as possible on some custom spring tooling to get maximum strength! These springs are designed to work with FS Steel Shoes, but also really successful when used with the heavier UFC shoes for a little less rpm. Not suited to stock clutches, the wire is too thick. Coated with a think heat resistant paint to prevent fade over time Provides 10,000+rpm on FS Steel Clutch Shoes. NOT

Made from 3mm thick High Carbon British Spring steel and coiled as tight as possible on some custom spring tooling to get maximum strength!


These springs are designed to work with FS Steel Shoes, but also really successful when used with the heavier UFC shoes for a little less rpm. Not suited to stock clutches, the wire is too thick.

Coated with a think heat resistant paint to prevent fade over time Provides 10,000+rpm on FS Steel Clutch Shoes.

NOT suited to big bore engines (too high engagement rpm - will cause excess slip on taller gears and not required for big engines anyway)

Shipping Notes
  • Free Standard Shipping on $100+ Orders to the USA.
  • Except Preorder products are shipped in 48 hours.
  • Delivery to the USA:
  1. Standard Shipping : 3-10 business days
  • If time is of the essence, please consider selecting expedited delivery for faster service.
Exchange/Return Notes
  • We offer a 30-day return/exchange service after receiving.
  • Final sale items are not eligible for returns or exchanges.
  • To process your return/exchange, please contact us at [email protected]
  • Please click here for more details>>> Return & Exchange Policy
SKU: 2433693011

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4.1 ★★★★★
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Trasha
Boise, US
★★★★★ 5
Nice
Size: X-Large, Color: Royal Blue
Nice to size great fit very nice
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Reviewed in the United States on March 10, 2026
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Mark
Waukegan, US
★★★★★ 5
Suit looks great for fun formal events
Size: X-Large, Color: Green
The style and fit are great. I did notice a white thread in the shoulder poking out. I used a marker to darken it so it was not noticeable but other than that this suit really looks great. We have a music event in a couple of weeks that I am wearing this to and think it will delight as a sharp but different. I was also happy that it did not require alterations, sleeve length was on spot and everything fit great (XL) also this is a slim fit but I am not that slim and it fit nicely on me. As long as it doesn't disintegrate during the event I will consider this money well spent.
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Reviewed in the United States on January 13, 2025
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Lis George
Pawtucket, US
★★★★★ 5
Very stylish & tailored fit
Size: Small, Color: Pink
My husband purchased this suit as a “flower-bro” at my sister’s wedding. Unfortunately the color theme for the wedding was changed so he had to change it out which I was sad about because it fit him very well and looked great! The quality was good and the fit looked tailored.
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Reviewed in the United States on January 7, 2026
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Amazon Customer
Phoenix, US
★★★★★ 5
Loved
Size: Small, Color: Sliver, Size: Small, Color: Sliver
Loved it. Fit well, sizing was good, however think I could have gotten my son the next size down. We ended up buy a smaller size pants.
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Reviewed in the United States on April 19, 2026
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Brittany
Chelsea, US
★★★★★ 5
Beat tuxedo ever !!!
Size: Large, Color: Royal Blue
So beautiful. The texture, design, and quality.
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Reviewed in the United States on May 31, 2026

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