Flamefighter SCBA, Tank BracketCondition: * New Stock, No OEM Packaging. As Pictured.Additional Notes:* Not sure if it’s a 15251 (5.25″ 30min high pressure) or a 16751 (6.10″ to 6.75″ 30min low pressure/45min high pressure) unit.* Brackets measure approx. 5-1/4″ at the narrowest part of the opening, but approx. 6-1/4″ at their widest inner diameter.FlamefighterSCBA