Murphy Retractors blunt Back to Products     Catalogue #       300-310   7¾" (200mm), 2 prongs, 10.7mm x 8.5mm wide 300-311   7¾" (200mm), 3 prongs, 10.7mm x 12.75mm wide 300-312   7¾" (200mm), 4 prongs, 10.7mm x 18.9mm wide 300-313   7¾" (200mm), 6 prongs, 10.7mm x 28mm wide