GS Mount Easily Attaches to Almost any Ceiling, Drywall, Concrete or Open Joists. Installs in Minutes - All Mounting Hardware Included. Fabricated From 3/16" Steel for Superior Strength. Gas Shock can be Changed to Accommodate Different Bag Weights. Made in Pennsylvania, USA. Pick any weighted Aqua bag with the purchase of a Ceiling Mount.Aqua Bag / GS Ceiling Mount COMBO One CM-1000GS Ceiling Mount (Bag Weight: 70 lbs to 130 lbs)Pick any weighted Aqua bag with the purchase of a Ceiling Mount.