4穴鋳鉄プレート-クワッドスポーク-C2

Classic Durability: 4 Holes Cast Iron Plate (Quad Spoke)

For those who prefer the classic sound and feel of “old school” iron, the 4 Holes Cast Iron Plate (Quad Spoke-C2) by Alex Athletics is the definitive choice. This plate strips away the rubber and plastic to deliver pure, rugged performance. Constructed from solid cast iron, it is incredibly dense and compact, allowing you to load more weight onto the bar compared to bulky bumper plates. The surface is finished with a high-quality powder coating (painting) that provides excellent rust resistance and a sleek black aesthetic that looks at home in any hardcore gym or garage setup. This finish is low-maintenance and resists chipping better than cheap enamel paints.

The standout feature of this model is the “Quad Spoke” design. Four large, ergonomic hand-grips are cast directly into the plate. This transforms a heavy slab of iron into an easy-to-handle tool. You can pick it up from the floor with one hand, carry it comfortably, and slide it onto the bar without pinching your fingers. The 4-hole layout ensures a handle is always accessible. These plates are precision cast with a weight tolerance of ±2%, meeting the standards for general strength training. Whether you are building a budget-friendly home gym or outfitting a large commercial free-weight zone, these plates offer the best balance of cost, durability, and functionality.

1. Rugged Cast Iron Construction

There is no substitute for the density of iron. These plates are solid and compact. This thin profile is a huge advantage for heavy lifters, as it allows you to fit more weight on the barbell sleeve than is possible with thick rubber plates. They provide the satisfying “clank” of lifting heavy that many purists love.

2. Quad-Spoke (4-Hole) Handles

Handling standard iron plates can be difficult and dangerous. The Alex Quad Spoke design solves this by integrating four generous handles. This makes the plates easy to grab from any angle, significantly improving safety and speed during plate changes. It also allows the plates to be used easily for handheld accessory work like shrugs or side bends.

3. Durable Powder Coated Finish

Raw iron rusts. These plates are protected by a durable paint/powder coat finish. This layer seals the metal against moisture and sweat, preventing oxidation. It is easy to wipe clean and maintains a professional black appearance for years, even in humid garage environments.

4. Precision Fit & Tolerance

The plates feature a standard 50.4~50.8mm center hole, designed to fit all Olympic bars snugly. The manufacturing process ensures a weight tolerance of ±2%, providing reliable accuracy for training progression. (Note: Smaller 1.25kg and 2.5kg plates are solid without grip holes for durability).

5.コストパフォーマンス

Cast iron is the most economical way to buy weight. You get the same gravity as expensive urethane plates at a fraction of the cost. For gyms needing to stock thousands of kilograms of weight, or home users on a budget, these plates offer the highest ROI (Return on Investment) without sacrificing usability thanks to the handles.

これは誰のため？

• Bodybuilding and Powerlifting gyms (Iron Gyms).
• Home gym owners maximizing their budget.
• Lifters who need to load over 200kg on a bar (thin profile).
• Anyone who loves the classic sound of iron plates.
• Commercial facilities needing durable, easy-to-handle bulk weights.

製品仕様