Complete helmet assembly except ADF. Replacement part for use if the original helmet is in need of replacement. Includes face seal, air duct assembly, headband, hard hat, chrome front panel. No ADF included.The 3M Speedglas Welding Helmet 9100 MP features: • Ergonomic, adjustable head suspension for increased comfort, helmet stability and weight distribution • Auto Darkening Filter not included Compatible with all 3M Speedglas Filters 9100 (V, X, XX) • Meets ANSI Z89.1 2009 requirements for Type 1 Class G hardhats • Meets ANSI Z87.1 2010 • Earmuff protection available as optional accessory