[4 Inch (100mm)]

[400mm(16Inch)]

[500mm(19Inch)]

[12 Inch (300mm)]

[10 Inch (250mm)]

?Package includ 2pcs 16 inch long industrial 15mm aluminum rods It can connect together with your camera and attached to a wide variety of accessories,such as follow focus,LCD mount,rod support system, matte box, rig cage handle Strong aluminum alloy material,sturdy, durable and lightweight This DSLR rail rod is 15mm standard There are extension threads at both ends of the guide rail, accessories can be added