# Lens Step-Down Adapter Massa 58mm to 55mm SB888 — Thread Reduction Adapter

**URL:** https://aio.lv/en/product--massa-sb888--11819766
**Data updated:** 2026-03-09 11:07 (EET)
**Category:** Camera Filters
**Manufacturer:** Massa
**Manufacturer code:** SB888
**Warranty:** 2 Years
**Availability:** Available for order
**Price:** 7.49 €
**Prices and availability valid until:** 2026-07-16 23:59
**Price without VAT (21%):** 6.19 EUR
**Can be purchased by legal entities:** Yes (invoice)
**Buy:** https://aio.lv/en/product--massa-sb888--11819766

## Delivery options

| Delivery method | Delivery time | Cost |
|---|---|---|
| Office pickup (2b. Kengaraga str., Riga, Latvia, LV-1063) | 03.07.2026 | free |
| Pickup points | 08.07.2026 | 1.99 EUR |
| Courier delivery to door | 08.07.2026 | 4.99 EUR |

## Summary description

Massa step-down adapter SB888 converts a 58mm filter/thread size to 55mm, allowing lenses or accessories with 58mm threads to accept 55mm filters, caps or converters. It is a threaded reduction ring used for mounting smaller-diameter filters onto larger front lens threads, useful for photographers who need compatibility between different filter sizes.

## Long description

The Massa Lens Step-Down Adapter 58mm to 55mm SB888 is a threaded reduction ring that enables lenses or accessories with a 58mm front thread to accept 55mm filters, caps and converters. It provides a simple mechanical solution for photographers who need to use smaller-diameter filters on a lens with a larger thread, preserving filter functionality while avoiding the need to buy duplicate filters in different sizes.
Advantages
This step-down adapter offers precise 58mm-to-55mm thread reduction with a slim profile to minimise vignetting on most lenses. The adapter is lightweight and metal-constructed for reliable screw threading and repeated attachment and removal. By allowing direct mounting of 55mm accessories, it reduces the need for additional filter holders or complex multi-ring systems and helps maintain optical alignment and secure fit.
Suitable for
Mounting 55mm screw-in filters (UV, polariser, ND) on lenses with 58mm threads
Attaching 55mm lens caps or converters to 58mm front elements
Fieldwork where carrying fewer filter sizes is preferred
Studio setups requiring fast interchange of filters between lenses
Key specifications
Thread reduction: 58mm (male) to 55mm (female)
Material: metal construction for durable threading
Profile: slim design to minimise risk of vignetting
Finish: matte or anodised surface to reduce reflections
Weight: lightweight for minimal impact on lens balance
How to use
Screw the adapter onto the lens front by turning the 58mm side clockwise until it seats firmly without cross-threading. Then attach the 55mm filter, cap or converter to the exposed 55mm thread in the usual manner. When removing, unscrew the filter first, then the adapter from the lens. Confirm compatibility by checking clearance and ensuring the adapter does not obstruct the field of view on wide-angle lenses.
Usage recommendations
For best results, use the Massa SB888 on lenses with moderate focal lengths to minimise the chance of vignetting; check filter alignment before shooting and avoid overtightening to preserve thread integrity. Store the adapter in a protective pouch when not in use to prevent scratches and dust buildup.

## FAQ

### How much does the Massa SB888 58mm→55mm Step-Down Adapter cost, and is it available for purchase?

The price is 7.49 € (valid at the time of publication and already includes all taxes). The item is available for order — 10 pcs. are in stock, and you can place your purchase right now with delivery across Latvia and Europe or choose pickup at the Riga collection point. We offer favorable purchase terms, including the option to split the payment into convenient monthly installments. Availability and price are updated in real time, so we recommend placing your order in advance.

### If I order this product today, when will I receive my order?

If you place your order today, delivery will be as fast and convenient as possible. You will be able to pick up your order on 03.07.2026 at the Riga pickup point or choose delivery across Latvia and Europe. We carefully inspect every purchase and pack it securely for safe transportation.

### What payment options are available?

AiO.lv offers several payment methods: Bank transfer, Bank cards on-line, Apple Pay, Google Pay. All transactions are 100% secure and encrypted.

### Can this product be purchased for a company (with VAT)?

Yes. AiO.lv works with legal entities in Latvia and across Europe. The product price already includes VAT. For certain product categories, as well as for companies from other EU countries with a valid VAT number, a 0% VAT rate may apply. We issue the invoice immediately after the order is placed, support electronic BIS invoices, and automatically generate all necessary accounting documents. You can complete the purchase for a company online — simply select the company profile and choose bank transfer as the payment method during checkout.

### What is the warranty period?

All Massa products come with an official 2 Years warranty. It covers all manufacturing defects and malfunctions that may occur during use. The warranty is valid at all authorized Massa service centers and through AiO.lv

### Can the product be returned after purchase?

Yes, you can return the product within 14 days of purchase if you bought it as a consumer (not a legal entity). Returns are possible without giving any reason — the main condition is that the product retains its original appearance and full set of accessories. We will make the process as simple and convenient as possible: just contact our customer support team, and we will help you arrange the return.

### Where should I contact for warranty service?

For warranty-related questions you can contact the AiO.lv (SIA VSPRO) customer support team. More information about warranty service: https://aio.lv/en/warranty

## Image

https://aio.lv/img/cache/product/11819766/67222099_large.webp