Vision Retractor System Includes the following items: Table Clamp with Veritical Post; Retractor Clamp; Vision Frame; Mayo Swivel 2 3/4" x 2"; Deaver Swivel 2 3/4" x 4 1/2"; Harrington "Sweetheart" 2 x 5"; Kelly Swivel "Modifi (1) (6) (1) (2) (1) (1) (1) — medical supply from Hart Medical.