M-Lok - Picatinny Cantilever Rail by FFFTech/FFFTechnology A 4 slot picatinny cantilever rail that attaches to M-Lok rails. Used for attaching a weapon light or laser further down the handguard than a standard rail's mounting position permits. Printer Used: Monoprice Maker Select Plus Filament Used: PLA+ Print Settings: Extruder: 204C Bed: 56C First Layer Print Height: .18mm Standard Layer Height: .14mm Wall Thickness: .40mm Wall Perimeters: 8 Infill: 50% Infill Pattern: Gyroid Material Flow: 100% Support Material Percentage: 26% Scale the model +/- .01%, depending on your printers manufacturing parameters and depending on the plastic shrink percentage. (PLA shrinks about 5%) Hardware Needed: 2x M5x10 Hex Screw 2x M-Lok T-Nuts