The ECK Billy Trident Cast Iron collab knuckle is a robust addition to EastCoastKnuckles’ curated lineup of self defense collectibles. Crafted from durable cast iron, this collaboration piece combines strength and unique design, making it both functional and collectible. Perfectly suited for enthusiasts of sports-outdoors self defense gear, it reflects East Coast Knuckles’ commitment to quality and innovation. Whether for collection or practical use, this knuckle delivers reliable performance with a distinctive edge. Trust EastCoastKnuckles to provide expertly crafted tools that prioritize your safety and style.