Features: 1.Compact size, light weight, flexible and convenient 2.Even bad road conditions can greatly reduce ride bumps and has a strong protective effect on the body's spine 3.More stable, more safe 4.Made of high strength Aluminum alloy for maximum durability 5.Easy to use and store Specification: Feature:_x000D_ _x000D_ Compact size, light weight, flexible and convenient. _x000D_ Easy to use and store. _x000D_ Even bad road conditions can greatly reduce ride bumps and has a strong protective effect on the body's spine. _x000D_ More stable, more safe. _x000D_ Coated in blue rust-resistant finish. _x000D_ Made of high strength Aluminum alloy for maximum durability. _x000D_ Precise design, anti-rust and wear resistance. _x000D_ _x000D_ Specification:_x000D_ Condition: Brand new_x000D_ Material: Aluminum alloy_x000D_ Color: Black_x000D_ Max Length: Approx 55mm/2.2in_x000D_ Max Width: Approx 29mm/1.1in_x000D_ Max Thickness: Approx 20mm/0.8in_x000D_ Minimum Thickness (screw hole): Approx 15mm/0.6in_x000D_ Increase Height: Approx 3cm/1.2in_x000D_ Screw Aperture: Approx 10mm/0.4in_x000D_ Screw Total Length: Approx 55mm/2.2in_x000D_ Optional Type: Without Screws(#1), with screws(#2)_x000D_ Package Weight: Approx 58g(Without Screws), 128g (With Screws)_x000D_ _x000D_ Package List:_x000D_ _x000D_ 2 * Shock Absorbers Heightening Device _x000D_ 1 * pair of screws _x000D_ 1 * pair of nuts _x000D_ _x000D_ Note:_x000D_ 1. Please allow 1-3cm error due to manual measurement. Thanks for your understanding._x000D_ 2. Monitors are not calibrated same, item color displayed in photos may be showing slightly different from the real object. Please take the real one as standard. PackageList: