PG2150203 View cart “Glock G21 Gen4 .45 ACP, 4.6″ Barrel, Fixed Sights, Black, 3x13rd Mag” 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 STOCKGlock G21 Gen4 .45 ACP, 4.6″ Barrel, Fixed Sights, Black, 3x13rd Mag $546.00 Original price was: $546.00.$491.40Current price is: $491.40. Add to cart