Nelson Photo & Video

Promaster Step Up Ring - 40.5mm-58mm

Promaster Step Up Ring - 40.5mm-58mm - Main image
$7.06 $9.95 In stock

Category: Stepping Rings

A perfect complement to the ProMaster filter line. ProMaster Stepping Rings are precision machined to properly convert the thread size of your filter and/or lens.

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Standard Shipping: Handling (business days) 0–1; Transit (business days) 7–15.

Express Shipping: Handling (business days) 0–1; Transit (business days) 7–15.

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Standard Shipping · United States: $0.00

Express Shipping · United States: $3.99

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United States · Return window (days after delivery): 30. Return method: By mail. Return postage: Seller pays.

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Customer Reviews (5.0 / 5 · 5 reviews)

Adam H. ★★★★★

This ring threaded smoothly onto my 40.5mm lens, and the 58mm end fits my step-up filters perfectly without any cross-threading. The machined aluminum feels solid and precise.

Elizabeth ★★★★★

The machining is spot-on—no wobble or play when I screw filters on, and the 40.5mm to 58mm conversion feels rock solid on my lens. It's a small thing, but the threading catches cleanly every time, which makes swapping filters in the field way less fiddly than I expected.

Aurora ★★★★★

This ring threaded onto my lens smoothly without any cross-threading, which was my main worry. It holds my 58mm variable ND filter securely with no wobble at all.

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