See Tools: In shipping box: new 100 lb steel propane / LP cylinder POL 3/4" CGA510 style valve. Dimensions: 14.7" diameter x 48" height.
New propane tanks retesting period of 12 years from the date manufacture. TESTED AND CERTIFIED: DOT certified Manufacturer Date: December 2021 : All cylinders ship empty; filled 170 lbs must be shipped vertical. Consult local compressed gas supplier [ex: U-Haul] for filling. 1 sold. Walmart price now: $170+, shipping $70.