Somnium VR1 head strap options

with 62cm head circumference, my best fit unlikely matches others

Quest 2 style pop-off headstrap temples:

VIVE DAS (Deluxe Audio Strap) HS-600

From Artur 25 Nov 2024: "Attached are also all 3 Vive Deluxe Audio Strap anchor points. Left, Right and Top one Do not forget to share your creation in 3d-mods-for-vr1" 3D printed (STL): - Left - Right - Anchor_point PCBway initially rejected .stl, then accepted drag and drop... Alternatively, Frankenquest 2 DAS Adapter

MQ2000 AKA HASACOOL   on Quest 3:

Deluxe Audio Speaker adapter for MQ2000

recommended by @Shodah:

• Top strap adjustment knob on mine spontaneously collapses.
• Solution:  after proper fit is established, immobilize that knob
  e.g. by adhesive tape or hot glue

BOBOVR M2 plus

VR Flight Sim Guy uses M2 Pro strap:

Bottom Anchor Point

M2.5 screw holes, 30mm apart