Custom fit Replacement Headgear for F400, F500 Series no checkout dimethacrylate ester acrylic threadlocker Particularly suitable dimethacrylate ester acrylic threadlocker Particularly suitable for heavy duty applications 688 in Prop 65 YES Quantity 1 per pack Quarterly Flier NO Special Order NO Speed [Nom] 22 Deeply offset pliable headband fits head contours comfortably Overhead band with multiple adjustments helps position the glassholder for the best view of the weld and a comfortable working position Exclusive “free floating” arms balance and stabilize the helmet while minimizing pressure points Strip proof ratchet head size adjustment provides small increment sizing