A key and lock device comprises a key and a stand-alone lock. The transverse component is deduced from at least one measurement of the angular circumferential deformation in at least one first side wall of the tire at a first fixed point in space which is located at an azimuth along the circumference of the tire. The system comprises a first subset of the channels allocated to individual point-to-point user channels having a single terminal as recipient, and a second subset of the channels allocated to group channels being capable of having multiple terminals as recipients. The sabot assembly configured to absorb launch forces that exceed the strength of the carrier assembly alone independent of the sabot assembly.