Helix BMW Underseat subwoofer bracket CFMK200 BMW. 2 x BMW Flexmounts. FlexMount200 – Universal meets car-specific. FlexMount is a mounting system based on specially developed adaptor rings, allowing the installation of COMPOSE FlexMount speakers in an almost infinite number of vehicles. Thus, the universal loudspeaker effortlessly becomes a vehicle-specific loudspeaker, that can be easily installed in the original installation position of the vehicle in an acoustically optimized way with the matching FlexMount adaptor ring. For the comfortable installation of maximum bass upgrades in BMW & MINI models. 1S adaptor has been specially developed for the installation of the Ci5 S200FM hybrid subwoofer, and thus for maximum bass upgrades in the factory mounting locations of all BMW & MINI model series with under-seat subwoofers. This adaptor ring is ideally adapted to the BMW- & MINI-specific shape, ensuring effortless installation and optimum sound quality. The pre-applied seals and the moulded-in connection terminal enable a professional as well as convenient installation. A connector housing for universal connection is also included. Vehicle-specific adaptor ring for professional and acoustically optimized installation of the HELIX COMPOSE Ci5 S200FM hybrid subwoofer in the original mounting location under the seat in BMW & MINI models. Easy installation and secure fixation due to torsion-resistant adaptor ring. Injected terminal according to automotive standards for a safe, polarity-protected connection of the original wiring harness. Also enables the installation of the Ci5 S200FM in Land Rover and Jaguar vehicles with original woofer mounts in the doors. Gaskets to prevent acoustic short circuits. Connector housings and crimp contacts for custom cable assembly. Compatible with the factory-installed grilles of the BMW & MINI original speakers. BMW / MINI vehicles with factory installed under-seat subwoofers. Land Rover / Jaguar vehicles with factory installed woofers in the doors. Further information about the vehicle compatibility can be found in our FlexMount finder. 2 x FlexMount200 CFMK200 BMW. 2 x Crimp contact & housing. 2 x Mounting material.