Sprinco M4 / AR-15 Extra Power 5-Coil Extractor Spring
Manufactured by Sprinco USA
Details
Details
Just like their buffer springs, the Sprinco AR-15 Extractor Springs are made from high quality Chrome Silicon wire stock that has been heat treated, stress relieved, and cryogenically processed to produce long lasting durability. This 5 coil extractor spring is designed for AR-15 bolt carrier groups and provides a higher spring load than OEM springs for more reliable extraction in adverse conditions. Whether you are replacing worn springs or setting some aside for future use, Sprinco springs are the only ones you will ever need.
Features:
Features:
- 5 coil design
- For AR-15 BCG
- Made from Chrome Silicon wire stock
- Heat treated, stress relieved, and cryogenically processed
- Easy to install
California Prop 65 warning
WARNING: This product can expose you to chemicals, which are known to the State of California to cause Cancer and Reproductive Harm. For more information go to www.P65Warnings.ca.gov.Ratings & Reviews
1 review
Not sure
by Dale -
I bought this to upgrade a toolcraft bolt with o ring and black insert. When I attempted installation I was unable to get the pin back in because the coils bound. I have not tried it in any other bolts as of yet since I have had no need to do so. It sits in my spare parts bins at the moment.