This adaptor is used on the regulator end of the low pressure hose to change the angle of the hose leaving the second stage from straight to 98 degrees. 9/16″-18 to 9/16″-18
**This adaptor does not fit the Interspiro Full Face Mask
This adaptor is used on the regulator end of the low pressure hose to change the angle of the hose leaving the second stage from straight to 98 degrees. 9/16″-18 to 9/16″-18
**This adaptor does not fit the Interspiro Full Face Mask