MF39 Maxillofacial Flask ROEHAMPTON Ex Small Materials: Housing - Aluminium Clamp - Aluminium / Stainless Steel Pegs - Stainless Steel. Approximate Weight - 890g Hole covers included. External dimensions: Approx 119mm x 106mm x 77mm deep (4.7” x 4.2” x 3”) Internal dimensions: Approx 95mm circular (3.75”) x 69mm (2.7”)