TH14-R-BB (Select Length From Drop Down Menu Above) 

TH14-R-BB-12 -- 12.5' (3.8m)
TH14-R-BB-25 -- 25' (7.6m)
TH14-R-BB-50 -- 50' (15.2m)
TH14-R-BB-100 -- 100' (30.4m)

Oxygen/Acetylene Twin Hoses.  For Use With Acetylene Only--Not For Use With Any Other Fuel Gases.

1/4" (6.35mm) diameter hoses with "B" size fittings on both ends.  Designed for medium duty applications.