Feature: 1. The maximum distance of sliding forward is 95MM, and the maximum distance of sliding backward is 90MM. 2. The seat height adjuster can raise or lower the height of the seat, and the maximum lifting height is up to 155MM. 3. The vehicle seat lifting base is made of steel alloy material, which is strong, very durable and has a solid structure. 4. The universal seat adjuster allows you to adjust the seat position according to your needs and adjust it to a comfortable position. 5. The seat height riser is easy to install and use. After removing the original seat base, replace the lifting base and fix it. Specifications: Item Type: Car Seats Height Adjuster Material: Steel Alloy Maximum Forward Moving Distance: Approx. 95mm / 3.7in Maximum Backward Movement Distance: Approx. 90mm / 3.5in Maximum Lifting Height: Approx. 155mm / 6.1in Applicable Model: Universal Package List: 1 x Car Seats Height Adjuster