There is NO antenna more rugged for MiMo LTE.  The RFMAX "Brick" antenna # RBDM-44-SS-6 is a compact, ultra-rugged direct-mount antenna designed for M2M machine-to-machine applications like Remote Cameras, Water / Wastewater monitoring, Oil & Gas, Digital Signage, Lottery and ATM machines. The unit measures 7.9 x 3.5 inches, with a height of just 1.8 inches. This antenna was designed to exceed all 3G/4G/LTE specifications from the major North American cellular carriers including AT&T, Verizon, Sprint & T-Mobile. 

This unit was designed for use with dual 3G/4G or MiMo / diversity LTE cellular modem gateways from Cradlepoint, Sierra Wireless, PepLink, etc. Our "Brick" antenna is easy to install using the heavy-duty threaded stud mount which is 100% vandal proof and IP67 rated for year-round indoor or outdoor use.  The super-efficient wireless technology built into these antennas allows for FAST access to the cellular network. This ensures that ATM machines are able to clear bank transactions in seconds, and digital signage is able to upload & download media content at maximum speed. The antenna includes dual 6 foot long, low loss cables with SMA male connectors, and is also available in easy to install magnetic-mount (see part # RBMM-44-SS-6)

Optimized for Cradlepoint IBR200, IBR600, Sierra Wireless RV50, Digi WR11, Digi WR31 etc.