Replacement Hex Bolts & 12mm Hex Allen L-Wrench Tool Perfect for Dumbbell Bars Features: 【Application】 Compatible with olympic bars, curl bars, tricep bars and olympic dumbbell bars, our replacement bolts are a perfect fit. Comes with a 12mm Hex Allen Wrench for allowing proper installation on your weightlifting equipment. 【Product Features】There is a very specialized hex bolt at the end of the olympic bar, integral to keeping the weights in-place. Please verify your specific size, thread and pitch. .
eBay