KV90-SBL20 Showing the single result Default sorting Sort by popularity Sort by average rating Sort by latest Sort by price: low to high Sort by price: high to low Sale! IN STOCKKriss Vector SBR Gen II 9mm 5.5″ Threaded Barrel Defiance M4 Stock with Adaptor Black 17rd All NFA Rules Apply $1,445.59 Original price was: $1,445.59.$910.72Current price is: $910.72. Add to cart