Knuckleheads features a line up of six choppers, all built around Harley Davidson’s most sought after engine, the knucklehead. The rare sight of so many premier knucklehead choppers plus the range of colors and styles they present make this one of our most popular images. Our Harley Davidson wall art is printed on 300gsm archival fine art paper and framed by hand in Los Angeles. Gallery-quality automotive photography featuring Harley Davidson motorcycles. Archival inks, hardwood frames, timeless design, ready-to-hang framed Harley Davidson photography for collectors and enthusiasts. Ryan Warden is a Southern California based photographer whose work features his passions of vintage custom motorcycles, cars, and motorsport. Ryan's unique style seeks to create a sense of emotion.