One New replacement spring for Bullworker Steel Bow. a level 3 gray middle spring approximately 0 to 80 pounds resistance. offered for Steel bows with an exercise chart included.
The Bullworker Steel-Bow® is the original chest expander and muscle builder
Pull Up Bar for Home - Heavy Duty Carbon Steel, 6-Level Adjustable (69-85 Inches), 352 lbs Weight Capacity, Non-Slip Grips, Stable Base, Full-Body Workout (Back, Abs, Chest), Easy Assembly
Vintage Sportcraft Bullworker X5 Isometric Exercise Bar Power Gym and Wall Chart
BULLWORKER X5 : Vintage Isometric Body Building Gym Exercise Fitness
Vintage Sportcraft Bullworker X5 Isometric Exercise Bar Power Gym
