Robert Perwak
Registered
Dive innovations tank weight and trim system. Fits on bottom (Like a boot) and fits Standard 80 cu. ft. cylinders (Approx. 71/4" ID). With 5# weight and "Dump" release handle Also includes extra 5# weight.. Handy for Drysuit diving as well as wetsuit diving..$8.00 plus shipping. See photo below.