 "Manfrotto Video Camera Plate - 504PLONG" " Manfrotto 504PLONG | WTS Broadcast
"This long version of the standard plate allows perfect balance for camcorders with unusual weight distribution caused by long telescopic lenses or heavy batteries. Supplied with 2x1/4&rdquo; and 2x3/8&rdquo; camera fixing screws. Dimensions: 140x10.7x50mm (5.5x0.4x2in)." 
 "Manfrotto 502 Head Flat 3/8 Base"@en Base MVH502AH - Filmtools"@en
"
15.4 lb Weight Capacity
Counterbalance Supports 8.8 lb
Continuously Adjustable Pan/Tilt Drag
Pan Bar & Sliding Plate Included
Bridging Technology
Spring-Loaded Counter Balance
"@en 