RM40016BTRDKIT 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 STOCKSig M400 Tread Kit 223 Rem, 16″ Barrel, Magpul MOE SL-K Stock, Black, 30rd $1,598.89 Original price was: $1,598.89.$1,439.00Current price is: $1,439.00. Add to cart