SKU: 68053237079

Helix Compose CFMK100 MB.3 - 4"-100mm Mercedes Speaker Adapter Rings

Sale price$16.19 Regular price$17.99
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Shipping Estimate
USA
  • USA
  • CAN

Ships within 48 hours · Estimated delivery Jul 22 - Jul 27

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Description

Helix Compose CFMK100 MB.3 - 4"-100mm Mercedes Speaker Adapter RingsHELIX CFMK100 MB. 3 FlexMount is our patented mounting system, based on specially developed adaptor rings. With just one turn, your universal 4" 100 mm HELIX COMPOSE midrange speaker with FlexMount100 technology becomes car specific, allowing an easy and acoustically optimized installation in the original mounting position of the vehicle. Features Vehicle specific adapter ring for a professional and acoustically optimized integration of the 4 100 mm

HELIX CFMK100 MB.3

FlexMount is our patented mounting system, based on specially developed adaptor rings.
With just one turn, your universal 4" / 100 mm HELIX COMPOSE midrange speaker with FlexMount100 technology becomes car-specific, allowing an easy and acoustically optimized installation in the original mounting position of the vehicle.

Features

  • Vehicle-specific adapter ring for a professional and acoustically optimized integration of the 4” / 100 mm HELIX COMPOSE midrange with FlexMount100 Technology in the original mounting location of the vehicle
  • Easy installation and secure fixation of the midrange in the adaptor ring thanks to patented bayonet lock
  • Including gaskets to prevent acoustic short circuits

Compatibility

Speaker:

  • Ci7 M100FM-S3
  • Ci3 M100FM-S3
  • Ci3 K100.2FM-S3
  • Ci3 C100.2FM-S3

Car models:

  • Suitable for Mercedes vehicles with factory installed midrange
  • Further information about the vehicle compatibility can be found in our FlexMount Finder
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: 68053237079

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Lance Low
Birmingham, US
★★★★★ 5
It works!
Fitment was great on my 2014 Subaru Crosstrek. Construction was solid and great that I don’t have to worry about changing it for 18,000 miles. Would purchase again.
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Reviewed in the United States on March 26, 2026
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Thomas M. Cook
Carnegie, US
★★★★★ 5
As described, great quality
Perfect fit and function for 2018 Subaru Outback
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Reviewed in the United States on January 15, 2026
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Michael Mueller
Alexandria, US
★★★★★ 4
Good product
This is a long life filter without having to oil and wash like a lifetime k&n.
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Reviewed in the United States on December 18, 2025
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Create58
Omaha, US
★★★★★ 5
Fits great
Excellent value for the money and fits great. Does exactly what you need it to.
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Reviewed in the United States on February 17, 2026
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Carlos J. Caballero
Phoenix, US
★★★★★ 5
buen articulo funciona perfecto.
buen articulo funciona perfecto.
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Reviewed in the United States on May 14, 2026

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