Allows for mounting 4 Kino Flo Lamps or T12 Lamps Twist-Lock Mounting Plate is equipped with rubberized spring clips 3/8in holes spaced 1in for combing with a standard cheese plate Constructed from lightweight aluminum 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. Specifications Weight: 2.07lb / 0.94kg Color: Black Product Height (in): 2.17in Product Height (cm): 5.5cm Product Length (in): 13.03in Product Length (cm): 33.1cm Product Width (in): 7.99in Product Width (cm): 20.3cm Product Weight (lb): 2.07lb Product Weight (kg): 0.94kg Maximum Jaw Diameter (in): in Minimum Jaw Diameter (in): in Maximum Jaw Diameter (mm): mm Minimum Jaw Diameter (mm): mm Stand Adapter Type: Twist-Lock Mounting Plate Primary Material: Aluminum Warranty: Limited Two-Year Warranty