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3D Printed 40mm brass topper

Marsoni M251S
Sale price$15.00
Pay 4 payments of $3.75 a month.Shop Pay
Get it in 3 business days with 1 day shipping. Friday, May 29
3D Printed 40mm brass topper** This is a printed prop, non functioning, and for display purposes only ** This is a 3D printed replica of the 40mm HEI round used by the AC 130. Intended for use on top of expended brass for display only. Each is 3D printed as one piece. Brass not included. Complete your brass collection by topping it with one of these and showing everyone what a complete round looks like. Due to heat expansion during firing the fit may vary slightly between
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Exchange/Return Notes
  • We offer a 30-day return/exchange service after receiving.
  • Final sale items are not eligible for returns or exchanges.
  • To process your return/exchange, please contact us at [email protected]
  • Please click here for more details>>> Return & Exchange Policy
4.1 ★★★★★
Based on 1100 reviews
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Verified Purchase
Green Beacon
Grantham, US
★★★★★ 5
Great product!
Style: Two Pieces
These were a perfect fit for my MB and very easy to install. Great value for the money. They should last given the way they were built.
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Reviewed in the United States on November 14, 2025
P
Verified Purchase
Phong Nguyen
Battle Creek, US
★★★★★ 5
Work good
Style: One Piece
Fit and work perfectly.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on April 16, 2026
T
Verified Purchase
THOMAS M. PERINA
Port Orchard, US
★★★★★ 5
WHAT A MARVELOUS AIR FILTER.
Style: Two Pieces
SO FAR THESE FILTERS ARE MARVELOUS. THESE FILTERS ARE WELL MADE ESPECIALLY FOR THE PRICE. LOOKS LIKE A SIGNIFICANT $$$$ SAVINGS. TMP.
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Reviewed in the United States on March 9, 2026
J
Verified Purchase
JOHN PARK
Massapequa, US
★★★★★ 4
OEM quality
Style: One Piece
Good quality replacement. Perfect fit
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Reviewed in the United States on April 9, 2025
S
Verified Purchase
Sophia
Battle Creek, US
★★★★★ 5
Exact fit, no trimming needed
Style: One Piece
Ordered this for my Ford F-150 and it dropped right into the airbox perfectly — same dimensions as the OEM filter, same end seals, same fit. No gaps, no air bypass around the edges. Clean swap in under five minutes. Engine runs smooth and the price is unbeatable.
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Reviewed in the United States on May 11, 2026

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