JMac Customs

RRD-4C 556

(1 Review)
$84.95 $67.95
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1.99 Ounces
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(556) 1/2x28 threads Slim Design for 556 caliber

RRD-4C "556" Muzzle Brake Compensator is a device specifically designed for the 556 caliber to reduce recoil, muzzle rise and flash while weighing less than 2oz! It is threaded 1/2"x28 with a 556 specific through hole and made of military grade 17-4ph stainless steel with a black nitride finish for the ultimate in erosion and corrosion protection. It adds 1.5" to your rifle so it is a perfect candidate for pin/weld with a 14.5" barrel.

Purchase of this Muzzle Brake Includes a new Crush Washer for Installation!

Material: Military Grade 17-4PH Stainless Steel
Length: OAL 2.1"(53.4mm), Added length 1.5" (38.1mm)
Weight: 2 oz, 56 grams
Finish: Matte Black Nitride
Caliber: .255" bore will work with 5.56, and 5.45
Manufactured in the US and counts as 1 922r compliance part

Reviews (1)


Written by Jamin savell on Mar 27th 2019

This has virtually eliminated felt muzzle rise and flash. This is one of the best muzzle devices I've ever used.

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