Home / Handguns / Glock 21 Gen 4 .45 View cart “CZ Shadow 2 Blue 9 mm” has been added to your cart. Glock 21 Gen 4 .45 SKU: - Category: Handguns Product ID: 1601 Additional information Additional information Brand Glock Model 21 Gen 4 Caliber .45 type Full Size Related products Out of stock CZ 75B Omega Black 9 mm STI Duty one 4.0 9 mm ฿000 Out of stock STI Tactical 3.0 SS Black Cerakote 9 mm