so that it rides low and secure on the bony structure

SCBA Quick Fill Kit screws onto a standard SCBA tank thread

Power: 130 Lumens

except the ventilation requirement

- available in four colors: white

Head Immobilizer RQ3 so that it rides lowAttaching The Head Immobilizer To The Spine board Make sure head immobilizer is taken apart. You should have 1 base plate, 2 head blocks and 2 head chin straps. Place base plate against top of spineboard with attached straps stretched out. The straps attached to the base plate loop over and then through the handle running the strap in between the board and the base plate. The run strap through and over other handle and attach strap to Velcro on base