Norshield VBS NSS30 bollards are powerful, reliable, and versatile systems that command considerable force protection. NSS30 bollards use the NX-1 hydraulic power unit, a state of the art integral actuator system, offering better performance in a limited space. The NSS30 family of bollards are tested and certified by the Department of State for a K8 rating, capable of effectively stopping a 15,000lbs vehicle traveling at 40mph.