The Radius Breather Bolts from Lowbrow Customs offer a sleek

- Made in the USA These 1-3/4 inch long springer riser studs have 1/2"-20 fine thread on half the length (7/8 inch) to thread into your springer

FXD and any models with 39mm narrowglide fork legs

• Stainless allen plug for the rear rocker box

Washable Element: The filter element is completely washable and reusable

#8409-4 Rear Brake Cross Shaft Nut & Lock Kit 1930-1957 Harley-Davidson Big Twin - Chrome Plated Brand_Boyer Bransden The Radius Breather Bolts fromRear Brake Cross Shaft Nut & Lock Kit. Nuts and locks replace originals on Big Twins 1930 57. Made in Ohio, USA.