At 51, Beiron Andersson, who broke onto the scene back in 1992 in a GUESS advertisement, jokes that he is in his prime. And that’s funny because it might actually be true. Andersson, who is quick to point out that he is all-natural, is much thicker and more muscular today than he ever was. He credits this to a lifelong passion for fitness, especially weightlifting. But he didn’t achieve the body of someone half his age without a few indispensable items of gear. Here are his must-haves.