A slide rail system

Every kind of vehicle has a slide rail,and many slide rails use aluminum.What is the aluminum slide rail?And what is slide rail system.

A slide rail system of a snowmobile vehicle includes a pair of substantially parallel elongated front slide rails, each front slide rail having a forward end and a rear end, the forward end pivotally connected to a chassis or a front drive axle of the snowmobile. The system also includes a pair of substantially parallel elongated rear slide rails, each rear slide rail having a forward end pivotally connected to the rear end of each front slide rail.

A slide rail system suitable for use on a tracked vehicle having a chassis, two skis, a front drive axle, and an endless track, the system comprising a pair of substantially parallel spaced-apart elongated slide members, the pair being defined by a first slide member and a second slide member, each slide member having a forward end, a rear end and a bottom portion suitable for engaging with the endless track; the forward end of each slide member being suitable for direct connection to the chassis of the tracked vehicle.http://www.seekpart.com/custom-fabrication-services/Aluminum+Slide+Rail.html