K Too AR-15 Grip: FFFTech/FFFTechnology A grip that suspiciously looks like the Magpul K2... hmmmmmm. Nope that's all in your head! Has a more vertical grip angle than the K2, ridged at the front to avoid grip slippage. Printer Used: Monoprice Maker Select Plus Filament Used: PLA+ Print Settings: Extruder: 215C Bed: 56C First Layer Print Height: .20mm Standard Layer Height: .14mm Wall Thickness: .40 Wall Perimeters: 4-5 Infill: 20% Infill Pattern: Gyroid Material Flow: 100% Support Material Percentage: 18% (Use tree supports; only needed for the top/rear of the grip.) Hardware Needed: 1x Allen Head Screw, 1/4-28 x 1" 1x Steel Star Washer 1x Safety Selector Detent Pin 1x Safety Selector Detent Spring