Lightweight & black anodized aluminum made, the twist-lock mounting plate is equipped with four pairs of rubberized spring clips allowing it to mount 4 Kino Flo lamps or T12 lamps. The plate comes with 12 dia. 3/8in hole for connecting to the Kupo Off-Set Mounting Plate with Baby Receiver (KG400212), a cheese plate, or mounting V lock set for battery.