The stamped marking is on an 0T series 7.92 Bren.
https://www.milsurps.com/images/impo...0t20mark-1.jpg
https://www.milsurps.com/images/impo.../star20t-1.jpg
As far as I know it's not commonwealth (?)
Can anyone enlighten me as to it's origins and meaning ?
Many thanks for any info, ATB Kevin