Home / NFA Accessories / KNIGHT’S ARMAMENT PISTON ASSY, MK23, M16X1 RH TPI “Dead Air Fixed Barrel Spacer DA409” has been added to your cart. View cart Out of stock KNIGHT’S ARMAMENT PISTON ASSY, MK23, M16X1 RH TPI$619.20 Out of stock Want to be notified when this product is back in stock? Notify me UPC: 819064016229 SKU: 94367 Category: NFA Accessories Tag: KAC Product ID: 41580 Description Description KNIGHT’S ARMAMENT PISTON ASSY, MK23, M16X1 RH TPI You may also like… Sale! Magpul Suppressor Cover – 5.5″ – Black $94.95 Original price was: $94.95.$66.18Current price is: $66.18. Add to cart Related products MAGPUL DAKA SUPRESSOR POUCH LARGE BLACK $24.65 Add to cart RUGGED FLASH HIDER FRONT CAP 7.62 $80.60 Add to cart MAGPUL DAKA SUPRESSOR POUCH SMALL BLACK $17.05 Add to cart Out of stock SilencerCo Fixed Barrel Spacer AC22 $50.15 Read more