4 ms·The bike helmet is the icing on the cake for me.by radiorental 10y agoThe bike helmet is the icing on the cake for me.jshap70 10y agosafety is a top priority, you never know when you might get in a low speed collision while flying a jetkaybe 10y agoTo be fair, that thing could probably do a 40 km/h faceplant during take-off or landing.mikeryan 10y agoIn which case you might want a full face helmet and some armor. The bike helmet is either pointless in the case of a catastrophic failure or not enough in the case of a survivable accident.a_t48 10y agoIt does hold the gopro pretty well, though!deleted 10y ago[deleted]