This is a Hasselblad V rear lens cap with model number 50377. It is a used item but still in good condition as shown in the pictures. The cap is compatible with Hasselblad V lenses and fits securely to protect the rear element of your lens. This cap is perfect for any Hasselblad V user who needs a replacement or as a backup. It falls under the category of lens caps and can be used for various lenses and filters in the Cameras & Photo category.