is why you need one of these handy oversize kick start cotter pins

or simply bolts-on to 1986-2003 Harley-Davidson Sportsters when paired with Lowbrow Customs Gas Tank Adapter Brackets

If your bike has no top motor mount (common on custom choppers and bobbers

Complete stock hardware kit for Harley-Davidson Knuckleheads 1940-1947

such as an Antigravity 12 cell AG-1201 lithium battery

Mini Speeder Bullet Style Turn Signals - Chrome Vendor_Colony Machine - Stock Parts is why you need oneThis chromed steel mini Speeder bullet lamp set comes with both amber and red lenses and 12 volt, 8 watt clear dual filament bulbs. These two wire bullet lights (grounds through base) work as a running and brake light or as turn signals. Bullet light body 2 3 4" in length and 1 7 16" in diameter. The mounting stud is 3 8" 24 by 1" long with M10 x 1. 25 threads. Sold per pair.