3/8" bolt holes for rotor
¼-24 thread inserts can be removed to use on 1958-and-newer models
1-3/8" diameter body
These bungs feature 1/2-13 internal threads for mounting to Harley Davidson® style triple trees
Moto Iron 39mm Upper Fork Tube Bushings
SAE Thread Chaser/Restorer Kit - 26 Piece new 3/8" bolt holes for rotorSAE Thread Chaser Restorer Kit 26 Piece This SAE Thread Chaser Restorer Kit is a versatile set of 26 pieces that is designed to help repair and restore damaged or corroded threads on SAE bolts and nuts. 7 SAE coarse dies (sizes: 1 4" 20, 5 16" 18, 3 8" 16, 7 16" 14, 1 2" 13, 9 16" 12 and 5 8" 11), 7 SAE fine dies (sizes: 1 4" 28, 5 16" 24, 3 8" 24, 7 16" 20, 1 2" 20, 9 16" 18 and 5 8" 18), 6 SAE coarse taps (sizes: 1 4" 20, 5 16" 18, 3 8" 16, 7 16"