Hannay HGR and GR Series (Form H9454-SG) spring and manual rewind cable reels are designed specifically for use in explosive atmospheres or under hazardous conditions such as aircraft refueling, rescue situations, or wherever a buildup of static electricity might cause a spark and subsequent explosion. The five models described handle 60 to 200 feet of static grounding cable. For more information visit www.hannay.com or call (800) REELING.