Shark Fin M-Lok Handstop: Laffs Dynamics Printer Used: Ender 3 V2 Filament Used: PLA+ Print Settings: Extruder: 220C Bed: 56C First Layer Print Height: .2mm Standard Layer Height: .16mm Wall Thickness: .40mm Wall Perimeters: 6+ Infill: 38% Support Material Percentage: 26% Print the handstop upside down. Hardware Needed: 2x M5x10 Hex Socketed Machine Screw/Bolt 2x M-Lok T-Nuts (Be sure both bolt & nut are the same thread pitch.)