Description
Sprinco
M4 / AR-15 Extra Power 5-Coil Extractor Spring Upgrade Kit – 3 Pack
A 5 coil extractor spring upgrade kit designed for AR-15 bolt carrier groups.
Sprinco produces their springs from high quality chrome silicon wire stock that is heat treated, stress relieved and cryogenically treated, ensuring long lasting durability. This extractor upgrade kit provides a higher than oem pressure spring to ensure reliable function on rifles 16” or shorter.
What’s Included
3x Sprinco 5 Coil Extractor
3x Mil-spec extractor insert
3x Viton 0-ring
Specifications
- 5 coil design
- Designed for AR-15 Bolt Carrier groups
- Heat treated, stress relieved and cryogenically treated
- 3 Pack
- Made in the USA
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