2026 ATC Trailers STO 450 16'+2 ALUMINUM CARGO WEEKEND ADVENTURE TRAILER, Elevate your hauling experience with the ATC STo 450 the configurable cargo trailer built on ATC's signature all-aluminum, 6-sided welded tube frame for unmatched durability and a lightweight design. The 16+2 model (17' 8" interior, 20' 4" overall length) provides ample space for cars, motorcycles, off-road toys, or transforming into a mobile workshop or weekend explorer. The Plus Package Difference: This package transforms the STo 450 from a rugged cargo trailer into a fully finished and powered unit, ready for any application Key Features of the Plus Package:
Finished Interior: Enjoy a clean, professional, and maintenance-free interior with Black Coin Rubber Flooring (including the ramp and transition flap), .030 Aluminum Walls, and a .030 White Aluminum Ceiling.
Integrated Power: A 30 Amp Electrical Package is included, featuring a breaker box, converter, and a 12v 100 Amp Hour Lithium Battery.
Lighting and Convenience: The package provides bright, finished interior lighting with (4) 49" LED Lights in the ceiling and enhanced exterior visibility with (2) Curbside Scene Lights and an LED Porch Light.