Gear and Pulley Puller, Spread - Minimum 2 in, Spread - Maximum 7 3/4 in, Forcing Screw Size 3/4 In.-16 x 11 5/8 in, Cap Screw Size - Maximum 1/2 in, Application Gears, Parts that have Tapped Holes, Pulleys, Forcing Screw Length 11 5/8 in