MSA 10113308 Altair 4X & 4XR Leather Case with Belt Loop and Reflective Stripe - Durawear.com
MSA Combustible Gases, Oxygen And Carbon Monoxide ALTAIR(R) 4X Gas Monitor With Rechargeable Battery And Motion Alert: Amazon.com: Tools & Home Improvement
MSA Galaxy GX2 Altair 4X and 4XR Automated Gas Detector Complete Test System - Saferite Solutions Inc.
MSA Altair 4X - Portable Gas Detector - YouTube
Amazon.com: MSA Altair Detector de 4 x MULTIGAS 10107602 para LEL, Oxígeno, sulfuro de hidrógeno y monóxido de carbono con alerta de movimiento : Herramientas y Mejoras del Hogar