Features:
Twice as original sliding distance, conceptionally retractable.
52cm track, 104cm actual sliding distance, load up to 8kg.
Super smooth transporting belt and track design.
Qualified aviation aluminum alloy, CNC technics, preciser and more stable.
1/4" and 3/8" screws built-in the top for connecting with camera or ball-head.
1/4" and 3/8" thread holes built-in the bottom for connecting with tripod.
Built-in gradienter helps you find the balance quickly.
Many ball-bearings design, use hexagon wrench to adjust sliding tightness.

Specifications:
Material: Aluminum Alloy
Length: 52cm / 20.5in
Height: 6cm / 2.4in
Sliding Distance: 104 / 41in
Loading: 8Kg / 17.6Lbs
Item Weight 1.5Kg / 3.3Lbs
Package Size: 55 * 13 * 9cm / 21.7 * 5.1 * 3.5in
Package Weight: 2.144Kg / 4.7Lbs

Package Includes:

• 1 x Sliding body
• 1 x Carrying bag
• 1 x Hexagon wrench