Mini-Castrobe G Flash Single Size Adapter Since MINICAM Co., Ltd. has already withdrawn from the manufacturing and sales of photographic equipment, this product is no longer sold new. This is an antique item. It is a 52mm strobe adapter, compatible with multiple ring flashes. - Model Name: Strobe Adapter - Brand: MINICAM - Application: For multiple ring flash - Size: 52mm It is a very old item, but it has been stored as is in a camera equipment storage. We are looking forward to purchases from those who need it, camera parts collectors, and others who are interested.