This diagram taken from Browning’s instruction book for that Auto 5 demonstrates the bronze friction piece as well as the friction ring. (Image courtesy Browning). The Browning Auto five will continue to function reliably without having this adjustment, and seemingly will essentially operate with no bronze friction piece and friction https://buybtapc99mmsemi-automati75407.wikibyby.com/1468275/helping_the_others_realize_the_advantages_of_local_gun_stores