So included are the assembly instructions and regulation information. As this model is patterned after an actual GRAND piano, and made using actual piano action parts, it is an authentic, accurate representation of an upright piano and can be used to practice regulating of the piano action. As a learning tool, the assembly into a working model will impart a thorough understanding of the action itself and the processes and techniques necessary to service any piano. These skills are invaluable to any piano technician as well as a necessary requirement for membership in the Piano Technicians Guild.Due to the different display and different light, the picture may not show the actual color of the item. We are committed to resolve all issues in a friendly and satisfactory manner. Damaged and original condition item can be qualified for a return.