【Wide Compatibility】 This quick release rail can attach to a camera cage and secure compatible NATO standard accessories like handles, articulating arms, clamps, display mounts, and EVF mount.
【Lightweight and Durable】NATO rail is made of anodized aluminum alloy for lightweight and durability. The rail is rustproof, anti scratch and impact proof. NR45/NR65/NR85 weighs only 15g/18g/22g, and the length of it is 45mm/65mm/85mm.
【ANTI-OFF DESIGN】2 safety pins on either end of the rail ensure your components are safe and don't slide off the ends, prevents your accessories from accidentally sliding off.
【Quick Attachment and Release】 It can be attached to any accessories with two 1/4" holes via two 1/4" screws (included) to enable you to quick attach and release the rig components.
【Package Includes】 The kit comes with 2 pieces of quick release safety rails and 2 pieces of handy allen key. This ensures you have everything you need for installation, making it easy to secure your accessories.(2 Packs)

 
 Z-Flex Tilt Head Tripod Upscale Z Type Tripod Head the 3th Generation Z Tilt Camera Mount (360° Horizontal Rotation) for DSRL Camcorder Slider Rail Specifications: Material: Aluminum Alloy Load bearing: 3 kg/ 6.6 lbs Screw hole: 1/4 inch and 3/8 inch Unfolding Size: 12.6”*3.54”*1.02” /32*9*2.6cm Folding Size: 3.54”*3.54”*1.02”/9*9*2.6cm Packing list: Z Flex Tilt Head *1 Exquisite Packaging Box*1 CNC All-metal Magic Arm *1 CNC All-metal Phone Clip *1 Allen Wrench *3 1/4” to 3/8” Screw *5