$10.00 each Please text only to 250-514-4702 40.5 to series 6 Series 6 to Series 7 55 mm to Series 8 with lock ring 58 mm to Series 8 no lock ring slip on (up to 60.5 mm) to Series 8 no lock ring Slip on (up to 63 mm ) to series 8 no lock ring Series 8 to Series 9 step up ring 57 Bay to Series 7 (Hasselblad) Tiffen Series 7 CC40M filter