One part number gets you all the parts needed to hook a -4 AN style line to a GM caliper. Each kit includes 2 banjo bolts, 2 banjo fittings, and 5 washers. Each kit services 2 calipers. One part number gets you all the parts need This kit is to hook a -4 AN style line to a GM caliper Each kit includes 2 banjo bolts, 2 banjo fittings, and 5 washers Each kit services 2 calipers New parts make installation cleaner