Ultradyne Mercury Compensator Muzzle Brake with Timing Nut 5.56mm 1/2"-28 Thread .865 Outside Diameter Stainless Steel Nitride

Muzzle Device Ultradyne UPC 851019008279

Ultradyne Mercury Compensator Muzzle Brake with Timing Nut 5.56mm 1/2"-28 Thread .865 Outside Diameter Stainless Steel Nitride

$81.99

at Good 4 Guns · checked 39 minutes ago

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8 retailers · $98.95 to $115.19 shipped

This listing: MidwayUSA $98.99

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Shipping estimate for one item to the lower 48 from the retailer's published policy or feed; the retailer's cart is final.

Price history

Lowest price across retailers each day.

Lowest seen: $80.99
Typical price: $81.49
Tracked since: Apr 10, 2026

Today's best price is $1.00 above the 215-day low and 1% above typical.