Oblivyon Tower - 3" x 3” Cable Tower

The 3" x 3" Cable Tower, AKA the Oblivyon Tower, is a home gym cable machine that’s compact enough to fit your garage but beefy enough to hit some heavy weights. Built with 3x3" uprights, this bad boy is triple-c thiccc where it counts and won’t jiggle like your favorite childhood dessert under pressure. Compatible with both the Hydra and Manticore rack and attachment lines, and cross-compatible with other brands for you traitorous few. The tower comes in your choice of plate-loaded or an extra fancy weight stack version with bonus weight horns for a little extra oomph, with the option to upgrade to stack if you change your mind down the line.

Buying guide

Best GHD for a Home Gym — July 2026

What is a Machine?

What a strength machine is

A strength machine guides the resistance along a fixed path so you can train a movement safely, often without a spotter. The main types: selectorized (pick weight with a pin), plate-loaded (add your own plates for a heavier ceiling and better feel), and functional trainers / cable machines (adjustable pulleys for dozens of exercises).

Machines vs. free weights

Machines shine for isolation, safety, and high-rep hypertrophy, and for training hard alone. Free weights build more stabilizer strength and carry over better to sport. Most well-rounded home gyms use a rack and barbell as the core and add one machine — often a cable/functional trainer or a lat-pulldown/row — to fill the gaps.

The sub-types worth knowing

“Machines” covers several categories that barely compete with each other: GHDs for hamstring and posterior-chain work, belt squats for loading the legs without the bar on your back, leg press / hack squat combos for heavy quad volume, reverse hypers for posterior-chain work and lower-back decompression, cable towers and functional trainers for pulling movements, and row machines. Pick the one that fills a gap in what your rack and barbell already do. Almost nobody needs two.

Space and standalone vs. rack-mounted

Most of these come in a standalone version and a cheaper rack-attachment version. The attachment saves floor space and money, but often gives up stability or range of motion — a tradeoff worth checking on the specific product rather than assuming, since it varies a lot between designs.

A note on ratings

Machine listings frequently show a manufacturer’s own on-site rating, which runs high (4.7–5.0 is typical) and sometimes pools reviews across a whole product family rather than the exact configuration you’re buying. Where we have independent hands-on coverage, our summaries anchor to that instead, and say so on the product page.