Mississinewa Miniatures have added a 28mm Troll figure to their online store.
From their announcement:
Classic28 Troll is available now. Great looking and affordable. Troll is now available for all your gaming fun.
Sold for 10.00 USD each. Cast in Lead Free Pewter.
Includes hand cast 40mm round base for each figure.
Troll: 50mm in total height and 40mm toe to eye.