This is the Suhr Asatobucker Humbucker Bridge 50mm. This is a Mateus Asato signature 8.6 kOhm Alnico IV bridge element, intended mainly for electric but also semi-acoustic guitars. With modern 4-core cable.
Suhr's Reactive Load Box allows you to effortlessly record or hook up your guitar amp without the need to set up a miked-up speaker cabinet, and without losing any dynamics or the warmth of your valve amp.
The Suhr ISO Line Out gives you an isolated amp output signal for dry/wet or wet/dry/wet setups. It's also equipped with an ever-useful phase switch and GRN Ref switch for balanced cables.
The Suhr microMIDI Control functions as a compact MIDI footswitch replacement, handing you MIDI control over your amplifiers and pedals. Features like an isolation switch set this widget up for any rig.