Fast Helmet high Performance DT-PHS8
Technical specifications:
| Mode | SPECIFICATRIONS | REMARKS |
| Mountting Lock | Universal dismantled structure | Same as Bullet proof helmet |
| Dovetail groove | Universal 21mm | Each piece of both sides |
| Back Pasting pylon | Universal Self adhesion | Self adhesive tape |
| Multi-function Back Fixed hole | 3xM3 | Suitable for screw fixation |
| Head Width adjustment | 0-25mm Symmetrically | Self-lock adj. knob |
| Head length adjustment | 0-35mm backward | Self-lock adj. knob |
| Head size adjustment | 0-65mm Symmetrically | Self-lock adj. knob |
| Strap length adjustment | 0-65mm 4ports | Self-lock Clasp |
