QuadGuard crash cushions offer the latest technology in impact absorption. The secret? The crushable, replaceable cartridge assembly. Note that this listing is for the Type I cartridge only; nose assemblies, panels, diaphragms, and other components are sold separately. For use only in QuadGuard crash cushion systems. Cartridges are placed inside of the patented Quad-Beam steel panels. Weighs approximately 2.6 lbs. For proper performance, Type I cartridge must be placed properly toward the front of the system (nose). Shop 95TSS for Type II cartridges, more QuadGuard replacement parts, and other crash cushion systems.