Burford Rib Spreader Back to Products     Catalogue #       400-180   2 pair of interchangeable blades, arms and blades aluminum, Spread: 8" (203mm) Arm length: 7½" (192mm) Small blades: 1⅝" wide x 2â…›" deep (40mm x 60mm) Large blades: 2â…œ" wide x 2â…œ" deep (60mm x 60mm)