Replaces the standard Glock .45 ACP/10mm magazine floor plate with a rail adapter so you can attach the MantisX to your firearm if it doesn't have an existing rail, or if you want to work with holster draws. 

Compatible with: G20, G20SF, G21, G21SF, G29, G29SF, G30, G30S, G30SF, G40, G41.
NOT Compatible with: G36

Part number:  MT-2024