ar 15 pistols,Rock River Arms,BT92142,9mm View cart “Rock River Arms BT9G 9mm 10.5″ AR-15 Pistol W/SBA3 Brace AR-15, 2 Stage Trigger” has been added to your cart. 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 STOCKRock River Arms BT9G 9mm 10.5″ AR-15 Pistol W/SBA3 Brace AR-15, 2 Stage Trigger $2,008.89 Original price was: $2,008.89.$1,808.00Current price is: $1,808.00. Add to cart