Studio Photography Pantograph Ceiling Rail System Accessories: Our overhead ceiling lighting suspension system offers precise positioning of lighting and other studio equipment; maximizing studio space and reducing clutter. Accessories (Optional): Railing: Can be joined to create longer rails by purchasing the extension connectors Extension Connectors: Used for connecting rails together e.g. connecting one 1.5m section to another to create 3m rails Fixing Plate: Used to secure the rails to the ceiling with expansion screws Expansion Screws: Used with the fixing plates to secure the rails to the ceiling Double Pulley: Used for connecting the sliding rails（double track） to the suspended rail（single track） Single Pulley: A four-wheel carriage fitted with 5/8" spigot. Brake loops allow the carriages to be secured and moved with an operator’s pole Cable Pulley: Used to clip back any cables or wires, attached to a runner to avoid snags and pulls Safety Cable: Quick release clasp to ensure the safety of your equipment. Length: 29"/74cm, Load Capacity: 50kg / 110lb Kits: (Optional) Pantograph Kit: 1x Pantograph (2m Extension), 1x Single Pulley, 1x Safety Cable, 1x Spigot (5/8" )(No Rail System is Included) Complete Rail System: 4x Pantographs (2m Extension), 4x Single Tracks, 4x Double Tracks, 4x Single Pulley, 4x Double Pulley, 4x Cable Pulley, 4x Safety Cables, 2x Extension Connectors, 6x Fixing Plates, 24 x Expansion Screws