THE MASON & HAMLIN BB-212 WINGLE: A masterpiece of craftsmanship and innovation The Mason & Hamlin wings are the culmination of more than 165 years of craftsmanship, innovation and technology. Through continuous refinement and innovation, we have created a grand piano designed for the highest degree of performance. The result is a piano with new advanced features that retain its impressive heritage. The core of these updated features combines the impressive heritage of the Crown Retention System with our new Action Retention System. The result is a grand piano that retains its tone and dynamic range as well as the touch and feel of its action for an entire century.