Right, finally sorted this out!
Helmet with Lockblock flashlight holder and Fenix L1 in place:
🔗Personal-Album-2-Image-076[linkphoto]Personal-Album-2-Image-076[/linkphoto][/link]
Close-ups of lockblock - this has had one side cut back with a stanley knife and then cable-tied on to the helmet.
🔗Personal-Album-2-Image-077[linkphoto]Personal-Album-2-Image-077[/linkphoto][/link]
🔗Personal-Album-2-Image-078[linkphoto]Personal-Album-2-Image-078[/linkphoto][/link]
If anyone is interested, I'll work out a special price for an L1 and a lockblock :)
Spec is: Fenix L1D CE Premium Q5 (6 output types, 120 lumens max)
BatteriesStandard non-branded CR123A: 33.8mm x 16.5mm
Panasonic CR123A: 34.3mm x 16.5mm
WAMA rechargeable CR123A: 34.4mm x 16.6mm
Hello again darkness, my old friend...