Quick Summary
PhysKcal 2.5kg x2 1-Inch Olympic Weight Plates are black barbell plates with a rubber finish and a solid cast iron core. They are made for lifting and strength training, with a 1-inch, 25mm collar opening for compatible barbells and adjustable dumbbells.
The plates include three cut-out grip holes and embossed KG markings. The rubber finish is described as helping to reduce noise and floor damage, while the stainless steel centre ring is described as reducing abrasion to bar sleeves.
Who It Is Best For
These plates suit buyers looking for a 2.5kg pair of 1-inch plates for a barbell or adjustable dumbbell with a 25mm collar opening. They also suit users who want grip holes for easier loading, unloading and carrying.
Key Details
| Detail | Verified information and buyer relevance |
|---|---|
| Brand | PhysKcal. |
| Pack quantity | 2 plates, so the set is supplied as a pair. |
| Weight | 2.5kg per plate, which is important when choosing training loads. |
| Colour | Black. |
| Finish | Rubber finish, with the stated benefit of reducing noise and floor damage. |
| Core | Solid cast iron core. |
| Centre ring | Stainless steel centre ring, described as reducing abrasion to bar sleeves. |
| Grip design | Three cut-out grip holes for loading, unloading and carrying. |
| Collar opening | 1 inch, 25mm opening for compatible barbells and adjustable dumbbells. |
| Markings | Embossed KG markings for quicker weight identification. |
What To Know Before You Buy
Check that your barbell or adjustable dumbbell has a 1-inch, 25mm collar opening before ordering. The set is supplied as two 2.5kg plates, so it is worth checking that this load suits your training plan. If you need larger or heavier plates, make sure the selected variation matches your requirement.
Common Buyer Questions
Will these fit a standard Olympic bar?
They are stated as 1-inch, 25mm plates, so confirm your bar or dumbbell matches that collar opening before ordering.
How many plates are included?
Two plates are included.
Do the plates have grip points?
Yes, each plate has three cut-out grip holes for easier loading, unloading and carrying.
Final Buying View
If you need a pair of 2.5kg 1-inch plates for compatible bars or dumbbells, this PhysKcal set gives you a clear, straightforward option. Check the 25mm collar opening and the 2.5kg per plate weight against your setup before you choose.





