Home / NFA - Silencer / Gemtech TREK II 5.56MM 1/2-28 SILENCER You cannot add "Dead Air Armament SIERRA 5 KM 5.56MM SILENCER" to the cart because the product is out of stock. Sale! Gemtech TREK II 5.56MM 1/2-28 SILENCER$44900 Original price was: $44900.$40938Current price is: $40938. In stock Gemtech TREK II 5.56MM 1/2-28 SILENCER quantity Add to cart SKU: 12110 Category: NFA - Silencer Product ID: 46128 Description Description Full Auto RatedPre-Drilled Hole For Pinning Related products Sale! SureFire SOCOM556-SB2 GEN2 556 BK SLNCR $1,34900 Original price was: $1,34900.$1,16189Current price is: $1,16189. Sale! CGS Group CGS HYPERION QD 7.62 SILENCER $1,37900 Original price was: $1,37900.$1,37716Current price is: $1,37716. Sale! B&T APC40/10 RQD 10MM SUPPRESSOR # $90000 Original price was: $90000.$88540Current price is: $88540. Sale! SIG SAUER SLH300 300BLK TITANIUM SILENCR $1,34999 Original price was: $1,34999.$1,20785Current price is: $1,20785.