Size: for standard ohd 15l vessel To fit gl45 vertical sidearms Material: 316l SST with electropolish finish, ra 32 or better, inside & out Dimensions:harvest tube (3/8"od)-1"above slug,16" insertion length, approx Addition tube (1/4"od) - 1" above slug, 2 21/64" below Vent tube (1/4" od) - 1" above slug, .975" below Supply with 45mm pp blue open top screw cap & white silicone gasket