Versatile Training: Challenge yourself with flexible exercises such as overhead squats, lunges, and sit-ups. This ruck plate helps push your limits and diversify your workout. Fits in Your Backpack: Enhance your workout by fitting the weight plate into your backpack. Ideal for boosting endurance and building muscle strength. Easy to Use: With added holes on both sides, this weight plate is easy to secure and use. Simply place it on your back—no need for a backpack. Note: Prepare your own strings for attachment. Durable Cast Iron: Made from rust-resistant cast iron, this weight plate features a non-slip texture, rounded edges, and a widened handle for a secure and comfortable grip during exercise. Solid & Compact: Enhance your workouts with our 45 lbs (20.4 kg) ruck plate, designed for both strength and efficiency. Its compact size fits easily into your training routine.