Established in Los Angeles, Brass Knuckles™ is the industry leader in Super Premium extracted cannabis oil products. Renowned for our fire grams and oil cartridges that are known for flavor and potency, we absolutely deliver when it comes to providing you with top shelf product and ending prohibition. Real Purity. Real Integrity. No Nonsense. No Bullshit. Whether it’s concentrates, cartridges, or batteries, one thing is absolutely clear: Brass Knuckles ain’t fucking around.