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Helix Compose FlexMount 100 CFMK100 MB.4 4 Inch Midrange Adaptor for Mercedes

Helix Compose FlexMount 100 CFMK100 MB.4 4 Inch Midrange Adaptor for Mercedes - Main image
$13.13 $17.99 In stock

Category: Speakers

HELIX CFMK100 MB.4

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.

  • 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
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Customer Reviews (4.8 / 5 · 5 reviews)

Joseph ★★★★★

The adapter rings fit perfectly into my Mercedes door panel cutouts and the twist mechanism locked securely in place. Installation took maybe 15 minutes total once I figured out the alignment, and the midrange now sounds much cleaner than the stock speaker.

Ellie ★★★★★

The twist-lock mounting system made installation a breeze—no more struggling with alignment. These adaptors fit my Mercedes door panels perfectly, and the 4-inch speakers lock in securely with that satisfying click.

Elizabeth D. ★★★★★

Installed these adaptors in about twenty minutes—the patented FlexMount system really does lock the driver in place with just that one turn. Soundstage is noticeably tighter and more focused than the plastic spacers I was using before.