Home / Accessory-Silencer Accessories / Yankee Hill Machine Company SUPPRESSOR COVER 4.5″ BLACK View cart “Gemtech GM9 THREAD REAR MOUNT M18X1RH” has been added to your cart. Sale! Yankee Hill Machine Company SUPPRESSOR COVER 4.5″ BLACK$12595 Original price was: $12595.$11207Current price is: $11207. Out of stock SKU: THM-HTP-4.5 Category: Accessory-Silencer Accessories Product ID: 60852 Description Description Rated to 3000 Degrees1000 Denier Cordura Nylon Related products Gemtech GM9 THREAD REAR MOUNT M18X1RH $9100 Sale! Dead Air Armament WOLVERINE INSERT 24MM RH LONG $8900 Original price was: $8900.$7865Current price is: $7865. Sale! Dead Air Armament WOLVERINE INSERT 15MM RH HK $8900 Original price was: $8900.$7865Current price is: $7865. Sale! Rugged Suppressors R3 FLASH HIDER M18X1 $10000 Original price was: $10000.$8715Current price is: $8715.