The Mantis Universal Magazine Floor Plate, is a unique Picatinny rail adapter that bonds to the bottom of your magazine floor plate so you can attach the MantisX system to your firearm. Compatible with the Mantis X2, X3, and X10 systems. 
Note: Requires a flat magazine floor plate and bonds with high-strength VHB adhesive tape (included). 

MANTIS UNIVERSAL MAGRAIL MAG FLOOR PLATE RAIL ADAPTER