albacras is incorrectly written, and should be written as "albarcas" being its meaning: Plural of albarca and also covers, footwear rustic, handmade of leather, rubber, or other materials, consisting of an iron to the soles of the feet attached to the instep and ankle with different types of harnesses, very comfortable, practical and adapted to the rural environment. In ready farmers used it and themselves did so with rubber tires. Now only seen in a Museum of farming tools