Specifications include, but are not limited to: Five (5) Iron Horse 4000 HD Series Seating Chairs Black Standard Leather Trim Material – Black Leather Armrests – HD ergo tilt up armrests Headrest – Standard headrest Tilt Mech – HD tilt mech Shock – Regular shock with black cover Base/Casters – 29” Black Composite base, 60mm hard casters Manual – Provide an operations and maintenance manual Five (5) Iron Horse 3000 Series Seating Chairs Black Standard Leather Trim Material – Black Leather Armrests – HD tilt up armrests Headrest – Standard headrest Tilt Mech – HD tilt mech Shock – Regular shock with black cover Base/Casters – 29” Black Composite base, 60mm hard casters Manual – Provide an operations and maintenance manual