Caspar cervical retractor, complete with 5 blades 10.5 cm 85 mm spared Blade for CASPAR Cervical Retractor, 45 x 23 mm Blade for CASPAR Cervical Retractor, 50 x 23 mm Blade for CASPAR Cervical Retractor, 55 x 23 mm Blade for CASPAR Cervical Retractor, 60 x 23 mm Blade for CASPAR Cervical Retractor, 65 x 23 mm