I have a Yakima Skybox I run on the Frontrunner 3/4. I don’t know how many thousand miles i’ve used it on our trips with no issues.
Pics on post #90 and lots of pics on the following page of my thread.
Cymon's Weekend Warrior and MFD Thread
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2015 SR5 Premium 4wd Magnetic Grey w/3rd row: Frontrunner Slimline II 3/4 Rack - Yakima Skybox 16 - Weathertech - 22" Behind Grill Light Bar - TRD Skid w/Full Aluminum RCI Skids - RCI Sliders - Falken AT3 265 SL - Lamin-X - Taxa Cricket
"If I Can Do it You Can" Light Bar Install
ARB Breather Mod
Cymon's Weekend Warrior/MFD Thread