The Original StrechCordz with Handles is the original dryland training device. Used for curls, tricep extensions, flies and lat pulls to enhance speed, endurance and swim stroke. The Original StrechCordz with Handles includes two handles connected to two 4ft/1.2m tubes and a combination mounting loop. Sold as a unit only. No removable components or replacement parts. Available in five resistance levels. Color Resistance (lbs)* Resistance (kg)* Silver 3-8 1.3-3.6 Yellow 5-14 2.2-6.3 Green 8-24 3.6-10.8 Red 12-31 5.4-14.1 Blue 14-34 6.3-15.4 * resistance when stretched 1 – 3 times original length