Recover Tactical GR21 Rail Adapter for Glock 20 & 21 Gen 1 & 2 Black Overview The Recover Tactical GR21 Rail Adapter is the most stable, no-modification-required solution for adding a tactical accessory rail to your Glock 20 or 21 Gen 1 & 2 pistols. Designed for precision fit and durability, this easy-to-install adapter allows users to upgrade their firearm with enhanced functionality, perfect for mounting lights or lasers. Key Features Compatible with Glock 20 & 21 Gen 1 and 2 (models without factory rails) Most stable rail solution on the market for these models Constructed from glass-reinforced polymer for enhanced strength and durability Easy, no-gunsmith installation with included hardware Will not damage or permanently alter your firearm Matte black finish matches OEM aesthetics Specifications Material: Glass-reinforced polymer Weight: 25 grams Length: 64mm Color: Black Installation: Tool-free assembly using included screws Compatibility: Glock 20 & 21 Gen 1 & 2 (no factory rail) MPN: GR21-01 UPC: 7290018561034 Applications Ideal for law enforcement professionals, home defense setups, tactical enthusiasts, and anyone looking to upgrade their Gen 1 or 2 Glock 20/21 with a rail for mounting accessories such as flashlights or lasers. Additional Features Designed to maintain a low profile while providing reliable accessory mounting Made in Israel with strict quality control standards Compatible with standard Picatinny rail accessories