Collection: Glock 21 Holsters for Concealed & Open Carry
The Glock 21 delivers .45 ACP stopping power with a full-size frame, and it demands a holster that handles both bulk and recoil without compromise. Alien Gear holsters for Glock 21 are engineered for heavy-duty performance—whether you're carrying concealed, patrolling with a duty belt, or running drills at the range. Each holster offers custom-molded retention, rugged materials, and multiple carry configurations to match your needs. From OWB tactical setups to IWB concealed carry options, these holsters keep your Glock 21 secure and accessible without sacrificing comfort.
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ShapeShift Core Carry Pack for Glock
Regular price $99.99 USDRegular price$115.88 USDSale price $99.99 USDSale -
ShapeShift 4.0 IWB Holster for Glock
Regular price $64.99 USDRegular price$0 USDSale price $64.99 USD -
ShapeShift Appendix Holster for Glock
Regular price $62.99 USDRegular price$0 USDSale price $62.99 USD -
ShapeShift Shell for Glock
Regular price $44.99 USDRegular price$0 USDSale price $44.99 USD -
ShapeShift OWB Slide Holster for Glock
Regular price $62.99 USDRegular price$0 USDSale price $62.99 USD -
ShapeShift Swivel Drop Leg Holster for Glock
Regular price $138.99 USDRegular price$0 USDSale price $138.99 USD -
ShapeShift OWB Paddle Holster for Glock
Regular price $62.99 USDRegular price$0 USDSale price $62.99 USD -
ShapeShift Hook & Loop Holster for Glock
Regular price $58.99 USDRegular price$0 USDSale price $58.99 USD -
ShapeShift Holster Trigger Guard for Glock
Regular price $3.99 USDRegular price$0 USDSale price $3.99 USD -
ShapeShift Appendix Expansion Pack for Glock
Regular price $42.99 USDRegular price$0 USDSale price $42.99 USD -
ShapeShift 4.0 IWB Expansion Pack for Glock
Regular price $48.99 USDRegular price$0 USDSale price $48.99 USD -
Cloak Belt Holster for Glock 21
Regular price $74.99 USDRegular price$0 USDSale price $74.99 USD -
Cloak Tuck 3.5 IWB Holster for Glock 21
Regular price $74.99 USDRegular price$0 USDSale price $74.99 USD -
Cloak Chest Holster for Glock 21
Regular price $149.99 USDRegular price$0 USDSale price $149.99 USD -
Cloak Shell for Glock 21
Regular price $24.99 USDRegular price$0 USDSale price $24.99 USD -
ShapeShift OWB Slide Expansion for Glock
Regular price $42.99 USDRegular price$0 USDSale price $42.99 USD -
Cloak OWB Paddle Holster for Glock 21
Regular price $74.99 USDRegular price$0 USDSale price $74.99 USD -
Cloak Swivel Drop Leg for Glock 21
Regular price $149.99 USDRegular price$0 USDSale price $149.99 USD -
Cloak Hook & Loop Holster for Glock 21
Regular price $74.99 USDRegular price$0 USDSale price $74.99 USD
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