Shelti Breakout Bubble Hockey Table, 52 x 36 x 42 1/2-Inch Arcade Style Dome Bubble Hockey Ultra-Smooth Chrome-Plated Rods; Precision-ground tubular rods with 0.120" wall thickness; Marriage of high-lubricity materialsnylon bushings and rodsresult in exceptional play performance with minimal friction wear Steel Rod Supports in Feet of Men allows torque and pressure to be applied to the clutch 2:1 Turning Ratio on Gear BoxDelivers quick player response and lively play360 degree player turn requires only 180 degree handle turn Side Mounted Electronic Scoring: Utilizes infrared scoring for reliability and accuracy; Sounds goal scored; Side mounted to keep player sight lines clear