Home / Handguns / Glock 21 Gen 4 .45 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 Shadow 2 Maria Gushchina 9 mm Out of stock STI Duty one 3.0 9 mm Out of stock STI Off Duty 3.0 9 mm