Arlen Ness 18-942 10-Gauge® Inverted Series Air Cleaner, Chrome Leash Banjo bolt kits include a

Banjo bolt kits include a titanium 12-point banjo bolt & the appropriate amount of copper crush washers

Interior back zipper pocket

An added example of that

CNC Machined from Billet Aluminum

XL Sporster and FXD Dyna Super Glide with Detachable Compact Windshield and Dyna FXDWG Dyna Wide Glide

Arlen Ness 18-942 10-Gauge® Inverted Series Air Cleaner, Chrome Leash Banjo bolt kits include aArlen Ness 18 942 The Inverted air cleaners forged billet design maximizes airflow by pulling in air from all directions including the face of the air cleaner. Each performance air filter features an inverted pleated top and is handmade from black oiled cotton filter element wrapped in a stainless steel mesh. 10 Gauge design Patented hidden breather backing plate system High performance black oiled cotton air filter CNC machined from forged billet