XS Scuba Tank Tool for Aluminum Cylinders Full Foot Fin Large diaphragm fits inside a

Large diaphragm fits inside a more compact second stage casing for maximum breathing sensitivity

78 inches (147 mm) length

which allows for rapid and very positive sealing and removal of the Pod from the mask both above and below the water

Fits most masks with the silicon sides

XS Scuba Tank Tool for Aluminum Cylinders Full Foot Fin Large diaphragm fits inside aXS Scuba Tank Tool for Aluminum Cylinders. Features: For aluminum scuba cylinders only Two tools in one Clean and true threads with 420 stainless steel chaser Remove corrosion from o ring gland Replaceable adhesive backed sanding discs Includes 10 sets of sanding discs