Micro Gainz
Olympic Size Fractional Weight Plates Pair of 1.25LB Plates
Independent coverage is consistently positive on this Micro Gainz fractional plate line, though m...
$24.99
Buy NowRogue’s KG Change Plates (IWF) are metal-core, rubber-coated micro-loading plates built to the IWF’s Green/Yellow/Blue/Red/White color standard, aimed at Olympic weightlifters chasing small, precise jumps in training rather than the 2.5-5kg increments a bumper set alone allows. Six weight increments run from 0.5kg up to 5kg, all sharing a 50.40mm collar opening compatible with any standard Olympic barbell, with a tight +/-10 gram weight tolerance. A bold matte finish with an exterior rubber coating keeps them quiet and stable on the bar and protects both the plates and the barbell sleeve from scuffing. Independent reviewers consistently rate them a solid mid-tier choice – pricier than budget options like Vulcan’s V-Locks but cheaper than IWF-certified Eleiko change plates, with reviewers noting they’re functionally close to the Eleiko plate. The main tradeoffs are cost (roughly 3x a comparable iron plate by weight) and a tendency to attract grime that needs occasional wiping down; they’re also not meant to be loaded on the bar without bumper plates underneath.
Buying guide
Best Weight Plates for Your Home Gym — July 2026 Bumper Plates or Iron Plates? How to Pick Your First Set — July 2026 Do You Need Calibrated or Competition Plates? — July 2026 How Much Do Weight Plates Cost Per Pound? — July 2026 What Weight Set Should a Beginner Buy? — July 2026 Will Dropping Weights Damage Your Floor? — July 2026| Finish | Matte finish, IWF color-coded |
|---|---|
| Sold as | Individual pairs or complete 25KG set (one pair of each increment) |
| Diameters | 135mm (0.5kg) to 230mm (5.0kg) |
| Construction | Rubber-coated metal core |
| Collar opening | 50.40mm |
| Weight tolerance | +/-10 grams |
| Weight increments | 0.5kg (white), 1.0kg (green), 1.5kg (yellow), 2.0kg (blue), 2.5kg (red), 5.0kg (white) |
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.
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.
| KG Change Plates (IWF) | Olympic Machined Plate | OM Series | Calibrated Weight Plates (LB) | Cast Iron Olympic Plates | |
|---|---|---|---|---|
| GymRadar rating | 4.11/5 | 4.11/5 | 4.11/5 | 4.13/5 |
| Price | $35.00 | $9.75 | $299.00 | $19.97 |
| Finish | Matte finish, IWF color-coded | "1985 GREY" hammertone baked-on polyester paint (German-made); limited GREY/GREEN "final stock" variant also available in 2.5 lb and 5 lb | Silver hammertone finish with contrasting lettering | |
| Sold as | Individual pairs or complete 25KG set (one pair of each increment) | Pairs (per weight) or multi-plate sets | ||
| Diameters | 135mm (0.5kg) to 230mm (5.0kg) | |||
| Construction | Rubber-coated metal core | |||
| Collar opening | 50.40mm | 50mm per the manufacturer listing; 50.5mm (+/-0.25mm) per Garage Gym Reviews' spec sheet -- both describe a snug fit on standard Olympic (2") barbell sleeves | ||
| Weight tolerance | +/-10 grams | -0% / +2% of stated weight; independently measured at 44.8 lb on a 45 lb plate (bathroom scale, YouTube: Lift life) | +/-20 grams (~0.04% on a 45 lb plate) | +/-2%; Garage Gym Products found 45 lb and 25 lb plates within about 1/4 lb of stated weight in practice |
| Weight increments | 0.5kg (white), 1.0kg (green), 1.5kg (yellow), 2.0kg (blue), 2.5kg (red), 5.0kg (white) |
| Expert | 4.11/5 | 3 reviews | |
| Retailer | 4.9/5 | 63 reviews | |
| Youtube | 4.2/5 | 1 reviews |
Independent reviewers consistently place these as a solid mid-tier value — “a great compromise between the too cheap and the too expensive,” reviewer say, sitting cheaper than IWF-certified Eleiko change plates but pricier than budget options like Vulcan’s V-Locks. Build quality is the standout: the rubber-coated metal core keeps the bar quiet, grips tight enough to reduce reliance on collars, and protects both plate and barbell sleeve from scuffing, all within a tight +/-10 gram tolerance. Functionality for micro-loading Olympic lifts is well regarded, though one reviewer suggests only the 5kg/2.5kg/1.5kg denominations are worth buying and steering the rest of the budget toward true fractional plates. The weakest dimension is durability — the coating attracts grime (“oils, dirt, etc.” stick to it) and shows cosmetic scuffing over time, though it wipes clean. Versatility is limited by design (a micro-loading accessory meant to sit alongside a bumper set, not replace one).
$35.00
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