The Skullerz 8959 Hard Shell Bump Cap Suspension Replacement is designed exclusively for use with Skullerz 8951 and 8952 Hard Shell Bump Caps. When properly installed, it meets ANSI/ISEA 100-2024 standards in both the Skullerz 8951 or 8952 Bump Caps, and EN812-2012 standard when installed in the Skullerz 8952 Hard Shell Bump Cap, ensuring dependable performance and compliance. Installation is quick and secure, attaching easily to the 4 built-in mounting locations inside t