Home / Accessory-Stocks / Heckler and Koch (HK USA) FOLDING STOCK SP5K BLACK View cart “Heckler and Koch (HK USA) 3-POSITION STOCK SP5 BLACK” has been added to your cart. Sale! Heckler and Koch (HK USA) FOLDING STOCK SP5K BLACK$43899 Original price was: $43899.$38167Current price is: $38167. In stock Heckler and Koch (HK USA) FOLDING STOCK SP5K BLACK quantity Add to cart SKU: 261249 Category: Accessory-Stocks Product ID: 60296 Description Description All NFA Rules Apply Related products Sale! B&T TELESCOPIC STOCK APC556/300 $71500 Original price was: $71500.$66848Current price is: $66848. Sale! SIG SAUER MPX STOCK ADAPTER ASSEMBLY $12999 Original price was: $12999.$12618Current price is: $12618. Wilson Combat SUPERSTOC CARB BUTTSTOCK BLK $6195 Sale! SIG SAUER MCX/MPX FOLD/TELE STOCK BLACK $24999 Original price was: $24999.$23223Current price is: $23223.