War World Gaming Barbed Wire Defensive Position Pre-Painted x 3 – 20mm - 28mm Wargaming Tabletop Terrain Scenery Landscape Model Miniatures Diorama Wall Cover Modelling : Amazon.co.uk: Toys & Games
Barbed Wire 15-20mm - Products for Wargamers
Barbed Wire Fencing Pack (Desert)
AMERICAN WARGAMERS ASSOCIATION: 28mm Barbed Wire Tutorial