FULL length buffer spring
Fits FULL length receiver extension (( NON collapsible))
High Tensile Steel wire
Phosphate coated for corrosion resistance
Manufactured in the USA to Military
10% STRONGER HELPING THE RELIABILITY WITH LESS JAMS.WORKS GREAT WITH STEEL CASE.
This spring is amazing and gives you the extra power you need especially when used on higher caliber rifle builds.HELPS WITH THE TWANG NOISE
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