I got some 3m dual lock tape. That's much stronger than velcro, but I wouldn't trust it 100%.
http://www.ebay.co.uk/itm/3M-DUAL-L..._Material_Nails_Fixing_MJ&hash=item1c47c00d38
I could pick my helmet up with it, but not sure how it'd cope trying to hold a camera on at speed
http://www.ebay.co.uk/itm/3M-DUAL-L..._Material_Nails_Fixing_MJ&hash=item1c47c00d38
I could pick my helmet up with it, but not sure how it'd cope trying to hold a camera on at speed