Kodiac rack is the base to a super multi station free weight home gym, (Kodiac System). You can buy the rack separate and add on later. The rack is great for doing self spotting exercises. It comes standard with adjustable arms for bar placement and safety arms to self spot. The adjustments move smoothly with popper pins. 12 gauge 2" x 2" tubing is reinforced at key points with steel plates over 3/8" thick. 30 Different Popper-Pin Adjustments Largest frame on the market Dip Station Mounts on Gym Dimensions: 60" L x 47" W x 84" H Shipping Weight: 109 lbs Warranty: Manufacturer's Lifetime Limited