4C AUG 13x1LH KeyMount - JMac Customs LLC
The best of both worlds! Our super effective RRD4-4C muzzle brake comp with KEYMO suppressor mount! These are designed to install with provided shim kit on
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4C AUG 13x1LH KeyMount - JMac Customs LLC
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4C AUG 13x1LH KeyMount - JMac Customs LLC