Manufacturers come out with new refrigerators every year and the most reliable company 5 years ago might be just average today. Also, every company will have good models and bad models so instead of focusing on which manufacturer to buy from, it's better to look at specific refrigerator models instead. Of course, best selling doesn't always mean best quality or most reliable.
Double stacked magazines give you about double the magazine capacity of single stacks, but they are slightly less reliable for two reasons. They are more prone to drop jumbles and the ammunition loses alignment and won't feed without fixing the problem.
UpLULAâ¢ 9mm 10mm .357 40 & 45 (Not .357 Magnum or 38 Special) Universal Pistol Magazine Loader New Version with Unloading Feature The UpLULAâ¢ loader is a military-quality universal pistol magazine loader designed for loading virtually all 9mm up to .45ACP single and double stack magazines.