Balisong Trainer Pro

Version 1: Two M5 x 10mm screws and nuts can be added to the bottom of the handle. This increases the weight for better handling and smoother rotation. Two lockers are included to secure the nuts. Screw and nut dimensions: Length: 10mm Inner Diameter: 5mm (M5) Outer Diameter: 8mm Screw Head Thickness: 3mm Nut Thickness: 4mm Version 2: No external screws are needed for this version. Print and play.