This guy came as part of the RT107 Rhino crew member set, and is part number 070145/5. He’s seen in the July 1988 issue of White Dwarf (103) and is crew member number 3 there, painted in the colours of the Blood Drinkers:
Says 1988 on the tab.
Metal Rogue Trader Warhammer 40K RT107 Rhino Space Marine 070145 5
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