3-Jaw Internal & External Puller Set w/ 3lb Slide Hammer Internal External Three Leg Puller for inner and outer bearings or other use Internal Adapter #1: capacity: 15 to 30mm (0.6" to 1.18") Internal Adapter #2 capacity: 30 to 80mm (1.18" to 3.15") External Three Leg Puller Capacity: 15 to 80mm (0.6" to 3.15") 3lb. Slide Hammer, 425mm long (16.5"' long) , 5/8"UNF thread.