On this model I used only matt yellow, and the results achieved with this technique are subtle. There are three kinds of detail errors: details molded in place that should be separate, details positioned incorrectly, and details omitted altogether. Hermes Boston Sale. The power supply unit is a beautifully detailed kit and is really useful for aircraft modellers. Although outgunned by Germany's Panzer Ills, Crusaders made a vital contribution to the Allied efforts to drive the Germans and their Italian allies, from North Africa. Hermes Boston Sale. One shortcut is to check reviews of the kit in back issues of modeling publications. Track tension is a critical factor: Tracks that are too tight will snap under strain, tracks that are too loose run the risk of slipping off the drive sprocket.