Patent ID: 8393104

Claim:
A method of substituting folding picatinny rails for fixed picatinny rails mounted to firearms, comprising the steps of: providing a firearm with an existing mounted plate having pair of fixed parallel picatinny rails, the existing mounted plate having a generally planar plate configuration with a set of mounting holes located therethrough for allowing fasteners to mount the existing mounted plate to a rail location on the firearm; providing another plate having a pair of folding parallel picatinny rails, the another plate having a generally planar plate configuration with another set of mounting holes therethrough that are located at identical locations to the mounting holes in the existing mounted plate; removing the existing pair of parallel picatinny rails from the firearm; and substituting and mounting the another plate with the pair of folding rails to the rail location on the firearm, by using the another set of the mounting holes with the fasteners.