I spotted this on the tool launch page for the DWST08017 Toughsystem to Tstak adapter - looks like it may play with the non Tstak organisers too : r/Dewalt

€ 33.99 · 4.6 (93) · En stock

DEWALT® TOUGHSYSTEM® 2.0 Adaptor

Connect Tough System, Tstak, Pro Containers, and tough cases! Dewalt DWST08017

DEWALT TOUGHSYSTEM 2.0 Tool Storage Adaptor, Connecting DEWALT TOUGHSYSTEM 2.0 products to DEWALT TSTAK (DWST08017) : : Tools & Home Improvement

Expand your storage capabilities with the TOUGHSYSTEM 2.0 Adapter. This multi-system adaptor enables cross-platform compatibility with DEWALT TSTAK ToughCase TOUGHSYSTEM and Pro Organizer products. Connect new and existing modules for a customized durable solution versatile enough for your toughest jobsites. The adapter plate has an integrated power tool holder for storing drills via the belt hook.

DeWalt - DWST08017 - ToughSystem 2.0 Adaptor

DEWALT Adaptor Plate for TOUGHSYSTEM 2.0 DWST08017 - The Home Depot

New TSTAK Job Chest : r/Dewalt, tstak

Expand your storage capabilities with the TOUGHSYSTEM 2.0 Adapter. This multi-system adaptor enables cross-platform compatibility with DEWALT TSTAK,

DEWALT TOUGHSYSTEM 2.0 Adaptor

DEWALT® TOUGHSYSTEM® 2.0 Adaptor

New TSTAK Job Chest : r/Dewalt, tstak