special biter washers and spacers fit 1957-1985 Sportster

for example

Size 10 HN-415 10-32 10 HN-400 1/4-28 10 HN-401 5/16-24 10 HN-402 3/8-24 10 HN-403 7/16-20 10 HN-404 1/2-20 10 HN-414 10-24 10 HN-406 1/4-20 10 HN-407 5/16-18 10 HN-408 3/8-16 10 HN-409 7/16-14 10 HN-417 5/8-18

or anything else you are riding with

Designed for 12-volt systems only

2 Into 1 Superstreeet Exhaust - Chrome - 2018-2022 Harley-Davidson FXBB/FXLR/FLSL/FXFB/FLDE/FLSB/FLHC/FXST Lens Color_Smoke special biter washers and spacersS&S doesn't build anything unless it makes power and the SuperStreet does exactly that with an average of +15% gain in Hp out of the M8 Softail models. Combine that with the perfect length and angle, clearing bags, passenger pegs and forwards! Added bonus of the SuperStreet is, it's 50 state legal, so its warranty friendly and available in all fifty states. See Additional Information for fitment. Classic 2 1 styling with world famous S&S performance!