Balance determines whether your racket is head heavy, even or head light.
Flexibility ranges from 0 – 100%, the higher the percentage, the chance of generating power in your shot.
Total Weight is the unstrung weight of the racket as measured by Yonex Precision Scan. Heavier rackets generate more power.
Swing Weight is measured by the swinging of the racket at a specific speed. A lighter swing weight can lead to more control.
Performance Swing Weight considers the weight, balance and swing weight to give you an effective estimate of the power behind your racket.
Yonex
Yonex Astrox 100ZZ 4U Badminton Racket Free Restring & Autograph - Kurenai / Unstrung
Badminton England Members receive 5% extra discount when using your BE registered email - exceptions apply -
Yonex Astrox 100ZZ 4U Badminton Racket Free Restring & Autograph - Kurenai / Unstrung
Kurenai / 4UG5
Warehouse 07
Unit 1,The Quadrant,Summer Hill Rd
Birmingham B1 2PE
United Kingdom
Warehouse 01
Tower house,13a Ipswich Road
cardiff CF23 9AQ
United Kingdom
Warehouse 08
YC Sports (Cathays)
86-90 Crwys Road
Cardiff CF24 4NP
United Kingdom
11 Clubsport Hereford
4 Bewell Street
Hereford HR4 0BH
United Kingdom
89 Milton Keynes
Central Sports - National Badminton Centre - Bradwell Road
Loughton Lodge, Great Holm
Milton Keynes MK8 9LA
United Kingdom
Balance determines whether your racket is head heavy, even or head light.
Flexibility ranges from 0 – 100%, the higher the percentage, the chance of generating power in your shot.
Total Weight is the unstrung weight of the racket as measured by Yonex Precision Scan. Heavier rackets generate more power.
Swing Weight is measured by the swinging of the racket at a specific speed. A lighter swing weight can lead to more control.
Performance Swing Weight considers the weight, balance and swing weight to give you an effective estimate of the power behind your racket.
Yonex Astrox 100ZZ
Power Meets Precision • Free Restring & Upgrades (Unstrung)
The Yonex Astrox 100ZZ is a flagship, high‑performance badminton racket engineered for advanced players who demand explosive power and razor‑sharp control. Built with a head‑heavy balance and extra stiff shaft, this racket is designed for aggressive, fast‑paced gameplay and uncompromising precision.
Crafted in Japan using cutting‑edge materials and technologies, the Astrox 100ZZ delivers elite‑level performance for serious competitors.
🔥 Key Technologies
⚡ Rotational Generator System
A unique weight distribution system across the head, shaft, and grip for smooth attack‑to‑defense transitions and superior control.
💥 Namd Graphite Technology
Advanced graphite material enhances shaft flex and snapback for stronger, more explosive smashes.
🚀 Energy Boost Cap Plus
Improves shaft performance and stability, increasing swing speed and shot accuracy.
🌪 Hyper Slim Shaft
Ultra‑thin shaft reduces air resistance, allowing quicker reactions and faster swing speeds.
🎯 Isometric Head Shape
Yonex’s signature square-shaped frame enlarges the sweet spot for consistent power—even on off‑center hits.
🛡 Aero+Box Frame
Combines aerodynamic speed with solid hitting feel for balanced, powerful performance.
🔒 NEW Built‑in T‑Joint
Enhances frame stability, reduces torsion, and improves shot precision.
📋 Specifications
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Flex: Extra Stiff
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Length: 10mm longer for added reach & power
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Frame Material: HM Graphite, Namd, Tungsten, Black Micro Core, Nanometric
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Shaft Material: HM Graphite, Namd
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Joint: NEW Built‑in T‑Joint
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Country of Origin: Japan
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Item Code: AX100ZZYX
⚖ Weight & Grip Options
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4U (Avg. 83g): G5, G6
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3U (Avg. 88g): G4, G5, G6
🎾 Recommended String Tension
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4U: 20–28 lbs
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3U: 21–29 lbs
🎯 Recommended Strings
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Control Players: Yonex AEROBITE BOOST
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Hard Hitters: Yonex BG66 FORCE
🎨 Available Colours
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Kurenai
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Dark Navy
👤 Who Is It For?
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Advanced & competitive players
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Aggressive attacking playstyles
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Players who prefer extra stiff precision control
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Athletes seeking maximum smash power with fast recovery
🛠 Maintenance Tips
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Store in a protective racket bag
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Keep in a cool, dry place
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Wipe frame and grip after each session
⭐ Why Buy From Central Sports?
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✅ 100% Genuine Yonex Products – Authorised distributor sourced
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✅ Free Restring & Upgrade Options Available
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✅ Racket Sports Specialists – Trusted by competitive players
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✅ Carefully Packed & Fast Shipping
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✅ Reliable Customer Support – Buy with confidence
🏁 Final Verdict
The Yonex Astrox 100ZZ is built for players who demand explosive power, lightning speed, and elite‑level precision. With advanced Japanese engineering and tournament‑ready performance, it’s a true weapon for serious competitors.
Power. Precision. Dominance.
| Level | Advanced |
| Average Weight | 4UG5 (80-84.9g) 3UG4 (85-89.9grms) |
| Balance | Head Heavy |
| Colours | KURENAI |
| Grip | G4/G5 |
| Head Shape | Isometric |
| Player Type | Advance aggressive |
| Shaft Stiffness | Extra Stiff |
| Shaft Construction | HM Graphite / Namd |
| Shaft Thickness | Hyper Slim |
| Weight | Medium |
| Country of Origin | Japan |