I could not find an off the shelf solution to my problem and I wanted something more robust and accurate than a pair of wire resistors soldered together. This led to the development of this product as I was sure there will be other people looking to do the same thing.
It is available on Amazon at https://www.amazon.co.uk/10-Attenuator-Compatible-Saleae-Probes/dp/B08DN2TYT8/ref=sr_1_1.
The attenuator plugs in between the Logic device and the probes and is shaped to allow multiple ones to be used together. It provides attenuation with Low Frequency compensation on 4 channels.