Equipped with Hasselbald mounting, the Foba Balpe quick release plate features a 3/8" thread for quick release unit Balso for Superball.The Foba Balpe quick release plate is compatible with other Foba Superball quick-release unitsThis quick release unit measures 57 mm in length, 50 mm in width, and 11 mm in heightIt weighs 0.20 lbs approximately