Jet Lube 8" Wire Hog Casing Brush Steel Assembly Brush DWT121 Kelly Bushing Guard Automatic stand up back D ring enables Automatic stand up back D ring enables efficient dorsal connections Integrated suspension trauma straps included on most models Impact indicators provide ease of inspection for webbing integrity Revolving torso adjuster buckles available on select models Equipped with auto resetting lanyard keepers for fast and easy parking of snap hooks and carabiners and three Phillips tip screwdrivers Internal flanges inside handle provide solid Brushes for well casing & pipe cleaning require less chemistry and reduce the length on the job site significantly