StrechCordzQuick Connect Replacement TUBING ONLY

Description

Replacement tubing in four different resistances. Color Resistance (1bs)* 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 * resistance when stretched 1 - 3 times original length