ltem description from the seller
This 21-piece ball joint adapter tool set is extremely stable and has a high-quality construction which ensures a long life for everyday use. Suitable for pressing ball-bearing joints and steering knuckles with the pitman arms; control arms and stabilizer bars. set includes all necessary sleeves and plungers to change the ball joints. Also included is a handy case for safe storage and easy transport. Version: with 6" fork opening pressure. Heavy duty fork: with 6" pressure-opening. Pressure: 9" spindle. Pressure for pressure spindle bolt: 1/4"and 3/4" long. Sleeve: 1 3/4 by 2"; 2 1/4 by 2 1/2" and 2 3/4 by 3". Sleeve: 2 1/4"; 1 3/4"; 1 7/16"; 2 3/4" and 2 1/4". Recording adapter sleeve: 2". Receiver cup: 2"; 2 5/8"; 2"; 1 1/4" and 1 3/4".