Hypertherm Leads:Hpr Gas/Off Val 20M/65' - 128991 by Hypertherm Save -8% $846.67 SKU HYP128991 Hypertherm - SKU HYP128991 Add accessories to hypertherm leads:hpr gas/off val 20m/65' - 128991. Close Add Your items total will automatically update after adding options or accessories. You can edit your selections in the cart. Select Options & Accessories Quantity Add to cart