Skip lithium - torsion plunger bar 84mm - rigid (1 bar) images slider Lithium - Torsion Plunger Bar 84mm - Rigid (1 Bar) SKU : TAT-2004 Was $1.25 Sale price $0.75 Was $1.25 Sale price $0.75 bundle = value" > Selling Plans One-time purchase Quantity Add to cart This torsion bar is compatible with the Hyperion Lithium machines. Made from high quality medical grade plastic and is approx. 84mm (3.30") long. These are available in 4 different stiffness grades, soft, medium, hard and rigid to fit your style of tattooing.