Established in Los Angeles, California, Brass Knuckles absolutely deliver when it comes to providing you with top shelf product and ending prohibition. Renowned for fire grams and oil cartridges that are known for flavor and potency, Brass Knuckles OG is the industry leader in Super Premium cannabis oil products. Our aim is to speak to true concentrate connoisseurs by mastering the art of extraction, exclusively using top-shelf cannabis strains. All of our products are lab tested to ensure delivery of the highest-quality products to patients. Brass Knuckles OG cartridges provide you with ONE full gram of super premium concentrate for the ultimate flavor experience at hand. Our carts connect with 510 thread batteries and are made with superior Quartz. — Available in Indica, Sativa, and Hybrid cartridges, we work exclusively with top strains including: Skywalker OG, Gelato, GG4, GSC, Strawberry Cough, Sour Diesel, and more. Our cartridges are in a class of their own.