Fits 1915 to 1936 61" and 74" Twins and C-Model Singles.
Cages are 1" ID and 1.5" OD.
Each set includes 4 Pieces (as pictured)
These Cages are used for both the connecting rods and the left case race.
For the Rod Races(1025-15), use bearing part number RBK-9281-9321STD
For 1917-1924 The left case race (416-17) uses 2 cages with 12 bearings that are .725" long. (CDI bearings part number BK9281STD)
For 1924-1929 left case race - part# 416-25 uses 2 cages separated by a .500" spacer. Each cage has 12 bearings measuring .360" long (bearing part number BK9321STD)