Serfas Vault Helmet (HT-300/304)
Serfas Vault Helmet (HT-300/304)

Serfas Vault Helmet (HT-300/304)

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The Serfas® Vault features fast styling, lightweight construction, high flow-through ventilation, and Posi-Fit dial adjustment system.


  • In-Mold Construction
  • CPSC Certified (Consumer Product Safety Commission)
  • Easy Adjustable Straps
  • Removable Visor
  • Posi-Fit Dial Adjustment System
  • Integrated Bug Net
  • Weight: 265 Grams
  • Sizes: S/M 54-58cm, L/XL 58-62cm
  • 2 Color Combos: Matte Black/Grey & Gloss White/Silver
  • Vents: 21

Serfas® offers a two-year helmet crash replacement program (must register helmet on the Serfas® website at