Sontec-Morse Sternal Rib Spreader Retractor Modified by Sontec / stainless steel / 3 pairs of swivel blades 2500-153 adult size, extra large a b c d 30 mm 35 mm 200 mm 195 mm 2500-153 356 Colorado, USA / 1.800.821.7496 / www.SontecInstruments.com