Promaster Professional Lens Cap 40.5mm

Name: Promaster Professional Lens Cap 40.5mm
Brand: Promaster
SKU: 1394
Price: 5.33 USD
Availability: InStock
Rating: 5.0 (5 reviews)

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$5.33 ~~$7.95~~ In stock

Category: Lens Caps

The Professional Lens Cap is MORE than your everyday lens cap. ProMaster Lens Caps are precision molded for optimum fit and use a center activated locking system that aids in the secure fit of the cap. The ProMaster Professional Lens Cap is the ideal replacement cap for your valuable lens. Available in all popular sizes.

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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)

Leo G. ★★★★★ Oct 22, 2026

Finally, a cap that doesn't annoy me every time I pull it out of my bag. The center lock is firm enough that it hasn't popped off once, and the precision molding makes it a perfect fit on my 40.5mm lens.

Andrew ★★★★★ Oct 21, 2026

The center lock snapped into place perfectly on my first try—no more fumbling to get the cap on straight. It feels more solid and precise than the generic caps I've used before. Exactly what I needed for my 40.5mm lens.

Carter S. ★★★★★ Oct 20, 2026

I was a little skeptical about the center locking mechanism, but it clicks on securely and hasn't budged since I put it on. The fit is noticeably tighter than my old cap, which gives me peace of mind when I'm hiking with the camera.