The Loadwarrior is a bit narrower (38in) than the Mega (48in) and shorter. It sits almost flush with the stock roof rails. The Mega sticks past the edge of 4runner.
Both come stock with either the Trail Edition or the Venture and will fit.
From the non-drill models, I've seen the forward legs kind of just hover. While loaded, they might "rest" on the vehicle they don't provide the same support as the rear bolted-in mounts. But all this is irrelevant since you are limited by the load capacity of the roof structure. Toyota's ratings...
The weight capacity of your roof will not increase because you added a Prinsu. Most of these racks add weight while using stock mounting locations, the non-drill ones leave the front part essentially unsupported.
But they do give you more space and look hype on Instagram. Try using the stock...
SOLD: GiddyUp! Throttle Controller
SOLD: Selling my GiddyUp! Throttle controller from Mid-Atlantic Offroad. I wanted to try it and got one last fall. It has worked flawlessly. Sells new for $99 it's yours for $50. Pretty much brand new the plastic cover is still on the screen. The only...
Yes, I had narrowed it down to the hatch door myself. It has usually happened after had I shut the door. Opening and closing it again would fix it most of the time. Once it gets warmer I'm doing what you did or at that point upgrade to a higher quality camera. Maybe add a front one too. Thanks...
Check out this place called Extra Mile Performance in Odenton. I haven't dealt with them personally but they come highly recommended. Hope this helps. Extra Mile Performance
I put a p265/70/75 of the Grabber ATX about 3K ago. We drove down to Flordia from MD last week. Averaged 18.8 mpg cruising 70-75mph the whole way. No problems with the tires. Balanced well, tracked straight, weren't noticeably loud. On the way up we hit some intense rainstorms never felt uneasy...