Step-Down Ring

Step-Down Ring

Sale price$14.99 USD

Filter mount adapter that allows you to mount previous SANDMARC Lenses with 40.6mm diameter to our new larger diameter filters (43mm).

☉ Step-Down Ring
☉ Backward compatibility with previous lenses

☉ Previous SANDMARC Lenses (40.6mm)
☉ New SANDMARC Filters (43mm)
☉ Inner Diameter: 40.6mm
☉ Outer Diameter: 43mm

☉ Step-Down Ring


If, for any reason, you're not completely satisfied, you can return your item and receive a full refund within 30 days of delivery. The item you are returning must be repackaged and is in the original condition you received it. Returns are not allowed for the purpose of getting a future promotional deal. 


We offer free shipping for all US orders. Business days refers to Monday - Friday excluding holidays.

☉ Free Shipping (3-5 Business Days)
☉ 2nd Day - $19 (2 Business Days)
☉ Overnight - $29 (1 Business Day)

Orders made on Friday for overnight shipping will arrive Monday as most carriers do not deliver on Saturdays. 2nd Day orders will arrive the following Tuesday.


☉ Standard - $19.95 (1-2 Weeks)
☉ Express - $40 (3-7 Business Days)

For all international shipments, the standard delivery time is 2-3 weeks depending on customs clearance. Note that there are countries that we only offer DHL or FedEx shipping due to issues of the postal delivery system. All international DHL & FedEx shipments cost $40.

Free US Shipping