Keeping a few extra factory magazines around is never a bad idea; extra magazines save loading time at the range and also serve as a backup for those days when you simply cannot remember where you put your primary magazine.
HK Magazine HK 33, 53, 93 223 Remington 30-Round Steel Blue
Promag Magazine HK 93 223 Remington Polymer Black
SaleView More Options$12.99 - $13.99Save up to $2.00 (13%)
ProMag Magazine H&K 93 223 Remington 40-Round Polymer Black
Sale$15.99Save $1.80 (10%)