Description
Custom designed replacement for troublesome magazine springs in original Glock 21 .45ACP magazines.
- Stiffer, larger-diameter wire
- Extra turn in lower coil section
- Works in BOTH 10- and 13-round magazines
- Improves magazine performance in both the .45ACP JR Carbine and Glock 21 pistols
Convert your existing Glock 21 magazines today!
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