OTC's 4520 Differential Side Carrier Bearing Puller Set is an ideal solution for removing differential side carrier bearings on a wide variety of cars and light-duty trucks Set includes: No. 4520-1 Forcing Screw/Cross Block Assembly, No. 4520-2 Puller Jaws/Pins (two ea.), No. 4520-3 Puller Jaws Retaining Yoke and No. 4520-4 Step Plate Adapters to fit carrier bearings Spread is 2-5/8 inches on inner holes in crossbar, 3-3/8 inches on outer holes in crossbar; 1-5/8 inch reach; 3/4-16 x 6-11/16 inches long forcing screw Step plate adapter set includes 4 sizes: 15/16 - 1-11/32 inch diameter, 1-1/8 - 1-1/2 inch diameter, 1-1/4 - 1-5/8 inch diameter, and 1-1/8 - 1-3/4 inch diameter High-grade materials ensure quality performance over the lifetime of the tools; included plastic storage case keeps tools contained and organized so they are ready to go when you need them