Looking for the biggest, toughest mag extension for your Pistol Caliber Carbine? Never run dry with the Taylor Freelance Goliath +30 Magazine Extension! Designed to replace the factory extension on Glock 33 Round Magazines, the Goliath increases your capacity to a whopping 61+1 rounds! The TF Goliath has also been extensively stress-tested to withstand all of the drops, dings, and dents that can come from competition shooting. Already have your big stick mags and looking for just the extension? Find it here.