The Quartz Male Banger Joint Size 90 Degree 14mm is a type of banger used for dabbing concentrates. It is made of high-quality quartz and has a joint size of 14mm, which is the most common size for bongs and other water pipes. The banger has a 90-degree angle, making it easy to use with a variety of water pipes. It also has a male joint, which means it fits into a female joint on the water pipe. The quartz material helps to retain heat and provides a smoother, more flavorful hit. This banger is designed for use with concentrates and is an excellent addition to any dabbing setup.