Wilesco Spiral Springs for steam engine, set of 5, 25 cm £299.00
(1 Bag = 5 spirals). Requisite belts for driving the working model, 25cm long, wire-spiral springs for turning within each other. Not illustrated.
(1 Bag = 5 spirals). Requisite belts for driving the working model, 25cm long, wire-spiral springs for turning within each other. Not illustrated.