Strobes high quality all metal professional umbrella brackets are designed to be versatile for professional photographers these all metal flashgun and umbrella holders allow 1 or 2 flashguns to be used or a combination of a flashgun and radio receiver in the other shoe mount. Using a shoe mount with large thumbscrews it enables you to adjust your flashguns even with gloves on. With spring loaded handles the brackets will stay in place without dropping, so you can always be confident that your lighting will stay in the position you placed it in. Can be used with most sizes and types of umbrellas with 7 or 8mm shafts. Please note: Flashguns, Umbrellas and Lighting Stands are not included, we recommend Interfit COR751 stands for indoor and Interfit COR752/COR753 for outdoor work (sold separately).