
Glock 21 Holster | IWB, OWB & Light-Compatible Carry Options | Mounts Plus
Glock 21 Holster – IWB, OWB & Tactical Carry Options
Whether you're carrying for personal defense, duty, or range training, your Glock 21 deserves a holster that offers a secure fit, quick draw, and daily comfort. At Mounts Plus, we offer a full selection of Glock 21 holsters—from minimalist concealed carry rigs to light-bearing duty holsters.
Choose from trusted brands like BlackPoint Tactical, Bianchi, Galco, Fobus, and Armordillo Concealment. Every holster on this page is made for the full-size Glock 21, available in both standard and light-compatible formats.
Glock 21 Holsters – Compare Your Carry Style
Holster Type | Best For | Popular Models |
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IWB – Inside Waistband | Concealed carry, EDC | BlackPoint Mini Wing, Galco KingTuk |
OWB – Outside Waistband | Duty, range, open carry | BlackPoint Leather Wing, Fobus Paddle |
Shoulder Holsters | Deep concealment or comfort | Bianchi X15, X16 Agent |
Light-Compatible | Tactical setups, defense | Armordillo X-FER, BlackPoint w/ TLR |
Ankle / Compact | Backup or off-body carry | Bulldog Pro, Uncle Mike’s Kydex |
✅ Light-Bearing Glock 21 Holsters
Outfitting your Glock 21 with a weapon light like the Streamlight TLR-1, TLR-7, or Surefire X300? You’ll need a holster built to handle the additional length and width.
We stock premium light-ready holsters molded specifically for Glock 21 + light combos. Choose between:
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IWB options for concealment with compact lights like the TLR-7A
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OWB duty holsters for tactical setups with TLR-1 or Surefire
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Adjustable retention to fine-tune fit around mounted accessories
⚠️ Light-compatible holsters fit Glock 21 Gen 3 & 4. Contact us for Gen 5 fitment.
🧠 How to Choose the Best Glock 21 Holster
Consider:
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✅ Carry position (IWB vs OWB vs shoulder)
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✅ Light or laser mounted?
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✅ Retention level – passive or active?
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✅ Materials – Kydex, leather, hybrid, nylon
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✅ Accessibility – high-ride, cant angle, adjustability
💬 Glock 21 Holster FAQs
Q: What is the best concealed carry holster for Glock 21?
A: The BlackPoint Mini Wing and Galco KingTuk IWB holsters are top choices for secure, comfortable daily carry.
Q: Can I use a Glock 21 holster for Gen 3 and Gen 4 models?
A: Yes! Most holsters on this page fit both Gen 3 and Gen 4 Glock 21 pistols. Contact us for Gen 5 compatibility.
Q: What if I have a TLR-1 or Surefire X300 light?
A: Choose one of our light-compatible holsters, such as the BlackPoint Tactical Leather Wing or the Armordillo Concealment X-FER.
Q: Do you carry shoulder holsters for Glock 21?
A: Yes, we stock the Bianchi X15 and X16 Agent shoulder holsters—excellent for comfort, concealment, and backup use.
🔗 Related Glock 21 Gear
🚀 Why Mounts Plus?
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✅ Factory-authorized dealer for top holster brands
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🧠 Expert Glock carry support
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📦 Fast, reliable U.S. shipping
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⭐ Trusted by police, military, and CCW permit holders
🛒 Find Your Perfect Glock 21 Holster Today
No matter your carry preference or light setup, Mounts Plus has a Glock 21 holster that fits your lifestyle and firearm. Shop with confidence and upgrade your carry today.
👉 Browse our full Glock 21 holster selection now.