These hairpin seat springs are designed to work with mounts that use 5/16" diameter posts

eliminates valve sticking

coped steel bungs are 1" diameter and are drilled and tapped all the way through with 5/16"-18 thread

with a reserve and mesh fuel filter screen

Drilled Black Brake & Clutch Lever Set for Harley 96-03 Sportster and 96-06 Big Twins Brand_OLD-STF Cycle These hairpin seat springs areLooking to swap out your stock levers for something with a more aggressive, custom style? This drilled brake and clutch lever set provides that race inspired look with a straightforward installation. Custom Drilled Style: The 4 hole drilled design and black finish give your hand controls a performance oriented, custom look. Direct Replacement: Designed as a direct swap for your stock levers, making for a quick installation. Sportster Fitment: Made to