Lincoln Viking X6 Headgear kit Replacement part for VIKING 3350, 2450, 1840 and 1740 Series Welding Helmets Features - Contours to the head to establish 6 separate contact points to distribute weight and optimize balance - Innovative and easy to use slide adjustments for a personalized fit - Flexible, padded front and rear headbands eliminate pressure - Vertical position hinge keeps helmet out of your line of sight to increase safety - Compatible with VIKING 3350, 2450, 1840 and 1740 Series Welding Helmets - Comfortably fits hat size range of 6 1/2 - 8
