USA Olympic Plate

Name: USA Olympic Plate
Brand: Rogue Fitness
Rating: 4.42 (8 reviews)

Rogue’s USA Olympic Plates are cast-iron plates made entirely in the United States: 10LB-and-up plates are cast in ductile iron by Cadillac Casting of Cadillac, Michigan, while the 5LB-and-under change plates are cast in Class 30 Grey Iron by OSCO Industries of Portsmouth, Ohio. A unique four-surface machining process (the back, center hub, outside rim, and front rim) keeps every plate uniform in diameter and flush against its neighbors on the bar, and a narrow profile — as thin as 0.89” for a 45LB plate — opens up extra loading space compared to deep-dish or bumper plates. All plates carry a firm +2%/-0% weight tolerance and a lustrous, corrosion-resistant E-coat finish. The line spans ten increments from a 0.25LB change plate up to a 55LB plate, sold in pairs, with bulk “HUNDO” pricing that drops the cost per pound as order weight increases.

Buying guide

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Finish	Electrically Applied E-Coat
Sold as	Pairs, or pre-built sets (230LB, 270LB, 320LB)
Material	10LB and up: Ductile (nodular) Cast Iron; 5LB and under: Class 30 Grey Iron
Made in usa	Yes (Cadillac, Michigan and Portsmouth, Ohio)
Plate width	55LB: 1.05", 45LB: 0.89", 35LB: 0.88", 25LB: 0.93", 10LB: 0.80", 5LB: 0.57", 2.5LB: 0.45", 1LB: 0.30", 0.5LB: 0.26", 0.25LB: 0.18"
Collar opening	50MM
Plate diameter	55LB: 450mm, 45LB: 450mm, 35LB: 400mm, 25LB: 325mm, 10LB: 229mm, 5LB: 190mm, 2.5LB: 160mm, 1LB: 135mm, 0.5LB: 112mm, 0.25LB: 107mm
Weight tolerance	+2% / -0%
Weight increments	0.25LB, 0.5LB, 1LB, 2.5LB, 5LB, 10LB, 25LB, 35LB, 45LB, 55LB

What is a Weight Plate?

What weight plates are

Weight plates load your barbell — but “plate” covers two very different tools. Bumper plates are rubber discs around a steel hub, all the same ~450mm diameter, built to be dropped from overhead without damaging your floor or bar; they’re the default for Olympic lifting and CrossFit. Iron/steel plates are denser and thinner per pound, cheaper, and quieter to load, but most aren’t made to be dropped — better for slow, controlled powerlifting-style work.

What actually matters

Bumper vs. iron. Buy bumpers if the bar might hit the floor; iron (or rubber-coated iron) for controlled lifts and compact loading.
Weight tolerance. How far a plate strays from its stated weight (±1% is tight, ±3% loose). It barely matters for general training but adds up if you chase a specific total — which is why serious lifters add small change / fractional plates.
Collar fit & bounce. The center hole should fit your bar’s sleeve snugly; rubber durometer (around 88 Shore A) controls how “dead” a dropped plate lands.
Coating & set composition. Virgin rubber holds up and smells less than recycled crumb rubber; plan a starting set (usually a pair each of 45/25/10/5 lb plus change plates) around the lifts you actually do.

Who it’s for

Every barbell gym needs plates. Most home lifters should start with a bumper set, then add iron, change, or specialty plates as a second purchase once they know what their training is missing.

How it compares

	USA Olympic Plate	Micro Gainz 2.5LB Add-On Weight Plate for Rep x Pepin Adjustable Dumbbells	Friction Grip KG Change Plates (IWF)	LB Economy Color Bumper Plates
GymRadar rating	4.42/5	4.42/5	4.42/5	4.42/5
Price	$165.00	$129.99	$25.00	$479.97
Finish	Electrically Applied E-Coat
Sold as	Pairs, or pre-built sets (230LB, 270LB, 320LB)		Individual pairs or a full 25kg set
Material	10LB and up: Ductile (nodular) Cast Iron; 5LB and under: Class 30 Grey Iron	Laser-cut steel, matte black powder coat	Rubber-coated metal center, matte finish	Steel core with color-coded rubber exterior
Made in usa	Yes (Cadillac, Michigan and Portsmouth, Ohio)
Plate width	55LB: 1.05", 45LB: 0.89", 35LB: 0.88", 25LB: 0.93", 10LB: 0.80", 5LB: 0.57", 2.5LB: 0.45", 1LB: 0.30", 0.5LB: 0.26", 0.25LB: 0.18"
Collar opening	50MM		50mm (standard Olympic sleeve)
Plate diameter	55LB: 450mm, 45LB: 450mm, 35LB: 400mm, 25LB: 325mm, 10LB: 229mm, 5LB: 190mm, 2.5LB: 160mm, 1LB: 135mm, 0.5LB: 112mm, 0.25LB: 107mm
Weight tolerance	+2% / -0%		+/-10 grams
Weight increments	0.25LB, 0.5LB, 1LB, 2.5LB, 5LB, 10LB, 25LB, 35LB, 45LB, 55LB

4.4/5 · 8 GymRadar reviews

Reviews by source

Expert	4.42/5	8 reviews
Retailer	4.2/5	47 reviews
Youtube	4.7/5	3 reviews	Three independent YouTube reviews (Dylan The Visionless, MAC Strength & Performance, NoFate247) all verdict the USA Olympic Plates as high quality with accurate weight tolerance and premium machining/finish — MAC Strength independently weighs a full set of 45s and finds them consistently spot-on; the only recurring gripe is price relative to Rogue's cheaper plate lines.
Reddit	3.6/5	4 reviews	r/homegym sentiment is mixed-to-positive: the casting quality and narrow profile draw favorable comparisons to premium thin-profile plates like Weight It Out and Calibrated Plates, but a cosmetic quality-control complaint (scratches/gashes on the back face on arrival) recurs across two independent threads.

Rogue’s USA Olympic Plate is a made-in-America cast-iron plate line (Cadillac Casting for 10lb and up, OSCO Industries for the smaller change plates) built around a narrow, four-surface-machined profile. Build quality is the standout dimension — reviewers repeatedly call the E-coat finish and precision machining “a work of art,” with a mirror-smooth back and crisp, consistent detailing, and one reviewer independently weighed a set of 45s and found them landing right at or slightly over the stated weight, backing up Rogue’s tight +2%/-0% tolerance claim. Durability is the weakest dimension: while the casting itself holds up, cosmetic quality-control slips surface across independent sources — scratches/gashes on arrival reported on r/homegym, and one YouTube unboxing found a plate with a crack patched in epoxy — issues that read as shipping/QC variance rather than a flaw in the plate design itself. At roughly $2.94/lb (dropping to $2.37/lb at bulk “HUNDO” pricing), it costs more than Rogue’s budget cast-iron plates but undercuts true calibrated plates while getting close to their accuracy, making it a strong value pick for lifters who want USA-made plates without paying calibrated-plate prices.

+Build quality: four-surface machining and an E-coat finish give a mirror-smooth back and crisp, consistent detailing that reviewers call "a work of art" (YouTube: NoFate247; YouTube: Dylan The Visionless)
+Functionality: independently weighed 45lb plates came in at or slightly over the stated weight, backing up Rogue's +2%/-0% tolerance claim (YouTube: MAC Strength & Performance)
+Functionality: narrow profile (0.89" for 45s) frees up bar space versus deep-dish or bumper plates while still offering a lip that's easier to grab than lip-less calibrated plates (YouTube: NoFate247; YouTube: MAC Strength & Performance)
+Value: bulk "HUNDO" pricing drops the cost to as low as $2.37/lb, and a r/homegym commenter notes the plates land in a similar price range to premium thin-profile options like Weight It Out and Calibrated Plates (YouTube: NoFate247; r/homegym)
+Versatility: full weight range from 0.25lb change plates up to 55lb plates, covering both fractional micro-loading and max-effort loading in one line (manufacturer)

−Durability: independent r/homegym reports describe plates arriving with scratches/gashes on the back face, a complaint that recurs across more than one thread (r/homegym)
−Durability: one unboxing review found a plate with a crack patched in epoxy straight out of the box, though this reads as an isolated shipping/casting-QC miss rather than a systemic issue (YouTube: NoFate247)
−Value: noticeably pricier than Rogue's budget cast-iron plates or its Deep Dish USA line at the same weight, which one reviewer calculated as roughly $60 cheaper per pair of 45s (YouTube: Dylan The Visionless)
−Build quality: fit and finish reportedly varies slightly between plate sizes — some reviewers note the back texture feels different (smoother vs. slightly rougher) between the 5lb and 10lb increments (YouTube: Dylan The Visionless)

$165.00

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