INTERNATIONAL STANDARDS — Meets ANSI Z87.1 (US), CE EN166 (Europe), CSA Z94.3 (Canada) IMPACT RESISTANCE (AT EXTREME TEMPERATURE) - Made of extrusion-grade polycarbonate, our face shields can withstand the impact of a 6 mm steel bead traveling at a speed of 268 MPH at extremes of temperatures (from -23°F to +122°F). IMPACT RESISTANCE (AT ROOM TEMPERATURE) - Tested hundreds of times in the lab, our face shields can withstand the impact of a 6 mm steel ball traveling at a speed of 300 MPH easily. BEST OPTICAL QUALITY - Tested by ANSI Z87.1 (All Optical Requirements are PASSED) and CE EN 166 (CLASS 1 Optical Level is PASSED). APPLICATION – Safety Face Shield Adapter Brackets are designed to be used with non-slotted hard hats. EASY INSTALLATION - The swivel pins of the outer frame hold the face shield and the inner frame attaches securely to the cap-style hard hat. ※Model No.AR4+FC48 ※StandardsANSI Z87.1 (U.S), CE EN166 (Europe) ※Specifications Adapter Size: 11.3x8.2x0.8 inches, Adapter Material: Aluminum Visor Size: 8x15.5 inches, Visor Thickness: 0.04 inch (1.0 mm), Visor Material: extrusion-grade Polycarbonate and Aluminum Reinforced Edge ※Features(1) Fits all FC series visors This hard hat adapter can fit all Blue Eagle FC series visors (FC48, FC48N, F48G5, FC49M, etc.) (2) Fits Cap-Style Hard hat This hard hat adapter can be combined with most full-brim hard hats(3) Quick and easy visor replacement Adapters and visors can be assembled and taken apart easily and quickly, and used in combination. (4) Comprehensive protections Different visors offer different types of protection. The user may select an appropriate Blue Eagle Visor according to the needs of the work environment. (1 Free High-Impact Clear Visor is included)(5) MADE IN TAIWAN