You can seamlessly integrate your photography gear with the 86-39mm Adapter Ring, designed specifically for the 100mm Square Filter Holder System. This high-quality adapter ring is the key to unlocking a world of creative possibilities with our extensive Square Filter range. Crafted from a durable and strong alloy, the adapter ring is both lightweight and robust, ensuring it can withstand the rigors of frequent use in various photography environments.The adapter ring features a matte black anti-reflective finish, which not only adds a professional touch to your equipment but also eliminates unwanted glare that can affect your images. Its universal design is tailored to fit most 100mm square filter holders, making it a versatile choice for photographers who demand compatibility across their lens collection.With true threads, this adapter ring promises easy mounting, allowing you to quickly attach your square filter holder to your lens with precision and ease.