Description
HELIX Compose CFMK100 TES.1
The CFMK100 TES.1 is a Helix Compose FlexMount100 adaptor ring set. It turns a universal 4″ / 100 mm Helix Compose midrange with FlexMount100 technology into a vehicle-specific speaker, so it fits the car’s original midrange location, acoustically optimised.
Audiotec Fischer lists it as: suitable for Tesla, BMW, Mini, Peugeot, Citroen, Seat, Porsche, McLaren, Ferrari and Rolls Royce vehicles with factory installed midrange. Fitment varies by model and year, so check your car with us (or on Helix’s FlexMount Finder) before ordering.
The speaker locks into the ring with Helix’s patented bayonet lock, in one turn.
Features
- Vehicle-specific FlexMount100 adaptor ring for 4″ / 100 mm Helix Compose midrange speakers
- Fits the factory mounting location for a clean, acoustically optimised install
- Patented bayonet lock: the speaker locks in with one turn
- Gaskets included to prevent acoustic short circuits
- FlexConnect Inlay B included, for Tesla, Audi
Compatible Helix Compose speakers
- Ci7 M100FM-S3
- Ci3 M100FM-S3
- Ci3 K100.2FM-S3
- Ci3 C100.2FM-S3
In the box
- 2 x FlexMount100 adaptor ring
- 2 x Gasket
- 2 x FlexConnect inlay B
Full details are on the Product Specification and Product Data tabs.
Additional Information
Specification
Performance Specifications
HELIX CFMK100 TES.1
Compatible speakers
Ci7 M100FM-S3, Ci3 M100FM-S3, Ci3 K100.2FM-S3, Ci3 C100.2FM-S3
Vehicle fit
Suitable for Tesla, BMW, Mini, Peugeot, Citroen, Seat, Porsche, McLaren, Ferrari and Rolls Royce vehicles with factory installed midrange
FlexConnect Inlay B
Tesla, Audi
Product Data
Physical Specifications: HELIX CFMK100 TES.1
Ring size: FlexMount100 (4″ / 100 mm)
Scope of delivery: 2 x FlexMount100 adaptor ring; 2 x Gasket; 2 x FlexConnect inlay B
Part number: CI41002
File Download
Delivery Information
Next working day delivery if ordered before 12:00, unless item is special order.
HELIX Compose CFMK100 TES.1 4″ Tesla, BMW & More Speaker Rings
FlexMount100 adaptor rings for fitting 4″ / 100 mm Helix Compose midrange speakers in the factory location: suitable for Tesla, BMW, Mini, Peugeot, Citroen, Seat, Porsche, McLaren, Ferrari and Rolls Royce vehicles with factory installed midrange. Sold as a pair. Part number CI41002.
£17.99
HELIX Compose CFMK100 TES.1
The CFMK100 TES.1 is a Helix Compose FlexMount100 adaptor ring set. It turns a universal 4″ / 100 mm Helix Compose midrange with FlexMount100 technology into a vehicle-specific speaker, so it fits the car’s original midrange location, acoustically optimised.
Audiotec Fischer lists it as: suitable for Tesla, BMW, Mini, Peugeot, Citroen, Seat, Porsche, McLaren, Ferrari and Rolls Royce vehicles with factory installed midrange. Fitment varies by model and year, so check your car with us (or on Helix’s FlexMount Finder) before ordering.
The speaker locks into the ring with Helix’s patented bayonet lock, in one turn.
Features
- Vehicle-specific FlexMount100 adaptor ring for 4″ / 100 mm Helix Compose midrange speakers
- Fits the factory mounting location for a clean, acoustically optimised install
- Patented bayonet lock: the speaker locks in with one turn
- Gaskets included to prevent acoustic short circuits
- FlexConnect Inlay B included, for Tesla, Audi
Compatible Helix Compose speakers
- Ci7 M100FM-S3
- Ci3 M100FM-S3
- Ci3 K100.2FM-S3
- Ci3 C100.2FM-S3
In the box
- 2 x FlexMount100 adaptor ring
- 2 x Gasket
- 2 x FlexConnect inlay B
Full details are on the Product Specification and Product Data tabs.
Performance Specifications
HELIX CFMK100 TES.1
Compatible speakers
Ci7 M100FM-S3, Ci3 M100FM-S3, Ci3 K100.2FM-S3, Ci3 C100.2FM-S3
Vehicle fit
Suitable for Tesla, BMW, Mini, Peugeot, Citroen, Seat, Porsche, McLaren, Ferrari and Rolls Royce vehicles with factory installed midrange
FlexConnect Inlay B
Tesla, Audi
Physical Specifications
HELIX CFMK100 TES.1
Ring size
FlexMount100 (4″ / 100 mm)
Scope of delivery
2 x FlexMount100 adaptor ring; 2 x Gasket; 2 x FlexConnect inlay B
Part number
CI41002
Next working day delivery if ordered before 12:00, unless item is special order.


