Home / NFA - Silencer / Yankee Hill Machine Company TURBO K INTEGRAL 5.56 UPPER View cart “SIG SAUER SLH300 300BLK TI QD SILENCER” has been added to your cart. Sale! Yankee Hill Machine Company TURBO K INTEGRAL 5.56 UPPER$1,44995 Original price was: $1,44995.$1,21081Current price is: $1,21081. In stock Yankee Hill Machine Company TURBO K INTEGRAL 5.56 UPPER quantity Add to cart SKU: YHM-8025 Category: NFA - Silencer Product ID: 123641 Description Description Integrated Turbo SilencerPinned and Welded to 10″ BBL Related products Sale! SIG SAUER SLH762 7.62MM TI QD SILENCER $1,39999 Original price was: $1,39999.$1,27892Current price is: $1,27892. Sale! SureFire SOCOM556-MINI GEN2 556 BK SLCR $1,29900 Original price was: $1,29900.$1,13871Current price is: $1,13871. Sale! CGS Group CGS HELIOS DT 5.56 SILENCER $1,12900 Original price was: $1,12900.$1,09543Current price is: $1,09543. Sale! SIG SAUER SLH762 7.62 TI CMPCT QD SILNCR $1,34999 Original price was: $1,34999.$1,20785Current price is: $1,20785.