Pre-beta — tell us what breaks.
FLEXMARKSTHESPOT
PRx Performance · Power Rack

Build Limitless Full Cage

Specs validated · FMTS schema
Build Limitless Full Cage

Setup varies — check the maker's instructions for anchoring and spotter-arm guidance.

See the floorspace it needsBeta

This marks out the space the Build Limitless Full Cage claims — its published footprint and height at true size, like taping off the spot in your garage. It shows the room it needs, not the machine itself.

Point your camera at the floor once it opens.

Snap a photo in AR and post it — tag @flex.marks.the.spot and we'll share our favorites. Living-room racks welcome.

Floorspace footprint Floorspace only — the maker's published footprint marked out on the floor at true size. Not a 3D model of the machine: this equipment's shape can't be drawn honestly from its published numbers, but the floor it needs can. 48″ × 51.3″ of floor · 95″ tall.

Full specifications

Fit & attachment compatibility

3x3 5/8in
5/8in
2in

Size & space

Height — fits within
95 in
Depth — fits within
51.3 in
Width — fits within
48 in

More specs

3x3in
11ga
Upright sizing
Imperial

Rack attachments

Every rack-mounted attachment in the catalog, checked against this rack's mounting specs and ecosystem listings, grouped by what the evidence says. Each tile carries its verdict — open “why?” for the evidence, confidence, and full reasoning.

Configure this rack in the Rack Builder →Pick attachments against this rack, then copy the lot into a build.

Fit evidence on attachments from this rack's own maker — each tile names its evidence and confidence; “why?” shows the full reasoning.

Cable Pulley System
Dip Attachment
PRx PerformancePRx Knee Keeper
fits$194.99
listed for the same mounting ecosystem
PRx PerformancePRx Footplate
fits$299.99
listed for the same mounting ecosystem
PRx PerformancePRx Axis Pad
fits$367.99
listed for the same mounting ecosystem
PRx PerformanceProfile Halo Arms
fits$838.99
listed for the same mounting ecosystem
Extension Feet
J Cups
Rope Anchor
Spotter Arms

FMTS aggregates fit evidence from specifications, owners, manufacturers, and occasional first-party testing. A fit report documents that parts mate; it is not a certification that a product is safe to load.

Recommend, mixed, or don't-recommend from people who own the Build Limitless Full Cage. No stars and no average — a rating out of five hides more than it says. Verdicts inform you; they never move this product's ranking anywhere on the site.

Own this one? Write a verdict

Verdicts are account-gated — no anonymous reviews. It keeps the section accountable and stops the spam that eats open review boxes.

Questions & answers

The things a spec sheet doesn't answer. Questions go to people who own the Build Limitless Full Cage; answers carry a label saying where they came from — owner, former owner, or checked by us. A label tells you who's talking. It never decides who's right.

Ask about the Build Limitless Full Cage

Concrete questions get answered: will it fit, what's included, how does it behave under load. Every question is read before it posts, and no links are allowed.

Price history

Current$1099.99
All-time low$1099May 2025
All-time high$1299Dec 2021
Tracking sinceDec 2021
$1100$1200$1300Dec 2021Feb 2023Apr 2024Jun 2025Aug 2026low $1099now $1099.99

The line holds flat between observations — a price only moves when a check actually saw it move.

Diamond points were recovered from the Internet Archive's snapshots of the merchant's page — real past prices, but reconstructed, not observed live by FMTS.

Used prices

What owners report actually paying — or getting — for a used Build Limitless Full Cage. Reported by members, checked by hand, shown as ranges once enough reports land. It never changes how anything ranks on FMTS.

Bought used

No reports yet.

Sold used

No reports yet.

Bought or sold one used? Report the price

Reports are account-gated — no anonymous numbers. It keeps the data accountable and the spam out.

In templates

Coming soon

Published template builds that include this product will list here, so you can start from a complete gym rather than a blank slate.