AKM Picatinny Buttstock Adaptor: FFFTech/FFFTechnology An adaptor for the AKM with picatinny rail built in to attach compatible buttstocks and braces, folding or otherwise. Printer Used: Monoprice Maker Select Plus Filament Used: PLA+ Print Settings: Extruder: 216C Bed: 56C First Layer Print Height: .20mm Standard Layer Height: .16mm Wall Thickness: .40mm Wall Perimeters: 4 - 5 Infill: 25% Infill Pattern: Gyroid Material Flow: 100% Support Material Percentage: 18%