Arlen Ness Replacement Inverted Air Cleaner Hardware Kit For Harley Milwaukee-Eight Replacement Hardware Kits for Arlen Ness forged billet air cleaners. Each hardware kits includes genuine hardware, gaskets and necessary components for air cleaners with forged billet backing plates. Features Next generation hidden breather backing plate shooter tubes & oil reservoir also included These kits are used for replacement parts or refurbishing during service intervals Fits Arlen Ness Inverted, Method, Clear Tear and Sidekick Air Cleaner Series