14 mm (9/16 ")

The right fit makes you not only feel very comfortable but also look good

Perfect Shape to Perfectly Fit Your Bike Model

✔ Polished finish for stylish impression

It Protects The Lower Triple Clamps and Upper Tubes in Such a Way that they will look like New Even After Dozens of Rides

ARLEN NESS CLEANER AIR SIDEKICK TI 81-308 harley-davidson-fxsts-1450-softail-springer-1450-2015-esi1138500 14 mm (9/16 ")Breather design is O ringed at the heads, passes through the backing plate and exits inside the mouth of the throttle body through proprietary shooter tubes, Air cleaner cover is forged and CNC machined into a angled shape for excellent leg room, Integrated polycarbonate top is coated for long term durability, Performance air filter is made from black synthetic material wrapped in stainless steel mesh, Filter is washable and water resistant