SEPTLS13815968 - KIMBERLY CLARK Jackson Safety Welding Helmet Cap Adapters - 15968 Model - 187S Type - Mounting Blade Usage - Attach Helmet to Slotted Cap Used With - HLX, HSL Series or Nitro Welding Helmets; Attach to SC-6, Sentry III, Charger, SC-16, SB-6 Hard Hats