Safariland 7378383411 7TS Black SafariSeven Nylon Blend Belt Glock 2020C2121. Features an open-top design without SLS for quick retrieval of weapon ALS (Automatic Locking System) secures weapon once holstered; simple straight up draw once release is deactivated and raised stand off surfaces in holster's interior creates air space around the weapon allowing dirt and moisture to quickly clear any contact with the firearm. The 7378 7TS has a very high heat and low cold tolerance; structurally sound from 300 degrees fahrenheit to -50 degrees fahrenheit. Includes injection-molded belt loop; is user adjustable for cant and can be worn crossdraw. Specifications for Safariland 7378383411 7TS Black SafariSeven Nylon Blend Belt Glock 2020C2121: Manufacturer: Safariland Color: Black Hand: Right Gun Make: Glock Gun Model: Glock 21C Glock 20C Glock 21 Glock 20 Accessory Attachment System: Belt Loop Holster Type: Outside the Waistband Holster Fabric/Material: SafariSeven Gun Type: Handgun Safariland 7378383411 7TS Black SafariSeven Nylon Blend Belt Glock 2020C2121 What firearm models does the manufacturer say Safariland 7378383411 7TS Black SafariSeven Nylon Blend Belt Glock 2020C2121 is compatible with? The manufacturer suggests that Safariland 7378383411 7TS Black SafariSeven Nylon Blend Belt Glock 2020C2121 is compatible with Glock 20 Glock 21 Glock 20C Glock 21C