




AmStaff Fitness Post Landmine - Insert for 2in Plates
The AmStaff Fitness Post Landmine is ideal for all types of rotational torso training as well as upper body training. All you need to do is slip an Olympic Barbell in the rotational sleeve and you are ready to go.
Features:
- Multi-directional swivel allows you to do rotational exercises and presses.
- Add your weight plates for greater resistance (Weights and Barbell are not included).
- Fits into any Olympic (2") Weight Plates.
Benefits/Uses:
- Core Strength and Stability
- Rotational Strength
- Upper body Mobility
- Shoulder Stability
- Movements Include: Russian twists, one arm dead lifts, one arm rows, shrugs, choppers and much more
Pairs well with

AmStaff Fitness Post Landmine - Insert for 2in Plates
The Full Selection

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FAQs
Please read our FAQs page to find out more.
Are Mynixa caps true to size?
Yes! Our caps are designed with a standard streetwear fit in mind. Most styles feature adjustable straps or flexible materials to ensure a comfortable, secure fit for all head sizes. Check the product description for specific sizing details.
What materials are used in Mynixa products?
We prioritize quality and durability. Our caps and apparel are made from premium fabrics, reinforced stitching, and high-quality components to ensure long-lasting comfort and style that holds up to daily wear.
How long does it take to receive my order?
Orders are typically processed within 1–2 business days, and delivery across the U.S. takes approximately 2–4 business days. You’ll receive a tracking number via email as soon as your order ships.
Can I return or exchange an item?
Absolutely! We accept returns and exchanges within 30 days of delivery. All returns are free, there are no restocking fees, and every item is eligible — as long as it’s unworn and in its original condition with tags attached.
How can I contact Mynixa if I need help?
We’re here to help! You can reach us via:
- Email: mynixashop@gmail.com
- Phone: +1 (936) 202-3553
Our support team is available Monday to Friday, 9:00 AM – 6:00 PM CST and typically responds within 24 hours.



