20MM JOINTED NATHE THREAD 135MM STAINLESS STEEL WITH 70MM RINGS
FLEXIBLE NATHE THREAD MM 130 IN THERMOPLASTIC 20MM, RINGS MM55
NATHE 40821 FLEXIBLE THREAD MM 120 IN THERMOPLASTIC 20MM, RINGS MM70
CENTRAL NATHE OLIVE THREAD MM 135, JOINTED 18MM, RINGS MM70