The Prodigal Son Mk4 has a polished chrome finish with copper and black accents. It features an activation box with red/green lit arrows and black details. The activation box has a magnetic control card that conceals the switches and recharge port (when needed). The Prodigal Son features a tri-ring attached to the pommel for clipping to your belt. An exclusive Prodigal Son chrome blade plug is included with every Prodigal Son Mk4 The Sins of the Father has a polished chrome finish with brass and black accents. It features an activation box with a faux Graflex clamp lever. The activation box has a magnetic control card that conceals the switches and recharge port (when needed). Below the Graflex clamp style switch section are two greeblies, a cone thumb screw and square grub screw. The Sins of the Father features a D-ring attached to the pommel for clipping to your belt. An exclusive Sins of the Father chrome blade plug is included with every order.  The Collet Lock Blade System requires no set screws and uses standard blades, it provides 360 degrees of clamping force on the blade resulting in far better blade retention than traditional blade sockets with set screws. Due to the thin neck, these are designed for light to medium dueling only Weight 1.6 lbs (0 g) Diameter 1.5 in (0 mm) Length 12 in (0 mm) Weight 1.26 lbs (571.52 g) Diameter 1.5 in (38.10 mm) Length 12 in (304.80 mm)