Wal Mk 1 / Custom Pro Custom Mk 1 Bass Guitar

  

Wal Mk 1 / Custom / Pro. Very unusual on a custom Wal (aka MK1).

So, I believe, a Pro 1 neck put onto a Mark 1 body at Wal in 1990. Weight is 4.437 Kg on my digital kitchen scales, so fairly lightweight for a Wal bass of this period.