Home / Accessory-Silencer Accessories / Gemtech SHIM SET 556MM 1/2-28 You cannot add "Rugged Suppressors R3 FLASH HIDER 9/16X24" to the cart because the product is out of stock. Gemtech SHIM SET 556MM 1/2-28$700 In stock Gemtech SHIM SET 556MM 1/2-28 quantity Add to cart SKU: 3013332 Category: Accessory-Silencer Accessories Product ID: 61326 Description Description 1/2-28Fits 5.56mm Rifles Related products Sale! SilencerCo BRAVO ANCHOR BRAKE 30CAL BLACK $9400 $8606 Sale! Yankee Hill Machine Company SIDEWINDER PISTON 45ACP 16X1LH $7495 $7135 Sale! Rugged Suppressors R3 FLASH HIDER M18X1 $10000 $8715 Gemtech THREAD PROTECTOR 1/2-28 RF $1800