In my GX 460 my drawer box is 64" long with additional leg on the front that kicks up its, 75.5" long and 32" wide at the shoulders. Of course with this drawer/platform the second and third rows are removed. But it gives you and idea on space available...
If you haven't heard of Kaon, they build a few items for the 120s. I was surprised they have less for the 120 vs the 150.
I ordered and installed the rear door table on my GX460. Shipping and cost was not bad due to exchange...
Toyota's are great trucks! Buy as new as you can afford and low miles. Outfit it minimally. Learn how to drive it and recover it in STOCK form.
Find certified trainer in your area, https://i4wdta.org/?v=7516fd43adaa Once you are comfortable with the truck and have had some training you'll be...
Kakadu imports Drifta.
I love Drifta products. I don't have a Drifta set up but know Luke and when he stayed at our place a few years back got to see the product in use first hand!
I do however use many Drifta canvas products.
ATC and BROG make fantastic gear and I own both. But don't hesitate to purchase Drifta. They make fantastic gear as well. I ordered some drawer bags two weeks ago and they arrived today. I've also bought the Drifta Oz tent bag, awesome bag way better than the factory Oz tent bags.