Benelli 828U firing pin retaining pin

Benelli malli: 828S, 828U, 828U Sport, Argo/Argo-E, Black Eagle, Endurance, Lupo, M1, M2, m2 Speed, m2-23, M3, M4, Montefeltro-22, Nova Speed, Raffaello, Raffaello-13, S.90/Montefeltro, SBE, SBE 3, SBE II, SuperNova