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SPRINCO USA
M4 CARBINE CS STANDARD SPRING KITS

657780250097 943000039
Standard Power Buffer Spring. Equivalent spring load to a brand new Mil-Spec M4 Carbine Spring. This spring will perform reliably in any properly configured and maintained 5.56 Carbine, if you wish to maintain the performance of a "fresh" Mil-Spec load spring without concern for replacement. This is the best choice for shooters and purists that wish to maintain the performance of most factory supplied new Mil-Spec springs, but do not wish to be concerned with frequent replacement of same or do not have the time or inclination to seek enhanced performance options. Just consider it as permanent new Mil-Spec spring.
31.9 34.9 3 GBP
Product no.: 943000039
SPRINCO USA SPRING KIT-STD BUFFER & HD 5-COIL BOLT EXTRACTOR SPRING
Mfr Part: 25009 657780250097 Standard Power Buffer Spring. Equivalent spring load to a brand new Mil-Spec M4 Carbine Spring. This spring will perform reliably in any properly configured and maintained 5.56 Carbine, if you wish to maintain the performance of a "fresh" Mil-Spec load spring without concern for replacement. This is the best choice for shooters and purists that wish to maintain the performance of most factory supplied new Mil-Spec springs, but do not wish to be concerned with frequent replacement of same or do not have the time or inclination to seek enhanced performance options. Just consider it as permanent new Mil-Spec spring.
34.9 GBP 21 £34.90 *
Delivery time approx. 7-14 days.
More than 10 pieces in USA warehouse

Top takeaways

  1. The spring is designed to match the performance of a new Mil-Spec M4 Carbine Spring for reliable operation in any 5.56 Carbine.
  2. It is ideal for those who want to maintain "fresh" Mil-Spec spring performance without frequent replacements.
  3. SPRINCO USA's spring is a suitable option for shooters who prefer not to upgrade but desire consistent, long-term reliability.

Attributes

Delivery weight: 0.073kg

Item details

Made in USA



Product no.: 943000040
SPRINCO USA SPRING KIT-STD BUFFER & 4-COIL BOLT EXTRACTOR SPRING
Mfr Part: 25049 657780250493 Standard Power Buffer Spring. Equivalent spring load to a brand new Mil-Spec M4 Carbine Spring. This spring will perform reliably in any properly configured and maintained 5.56 Carbine, if you wish to maintain the performance of a "fresh" Mil-Spec load spring without concern for replacement. This is the best choice for shooters and purists that wish to maintain the performance of most factory supplied new Mil-Spec springs, but do not wish to be concerned with frequent replacement of same or do not have the time or inclination to seek enhanced performance options. Just consider it as permanent new Mil-Spec spring.
34.9 GBP 12 £34.90 *
Delivery time approx. 7-14 days.
More than 10 pieces in USA warehouse
Product no.: 943000041
SPRINCO USA M4 CARBINE BUFFER SPRING
Mfr Part: 25003 657780250035 Standard Power Buffer Spring. Equivalent spring load to a brand new Mil-Spec M4 Carbine Spring. This spring will perform reliably in any properly configured and maintained 5.56 Carbine, if you wish to maintain the performance of a "fresh" Mil-Spec load spring without concern for replacement. This is the best choice for shooters and purists that wish to maintain the performance of most factory supplied new Mil-Spec springs, but do not wish to be concerned with frequent replacement of same or do not have the time or inclination to seek enhanced performance options. Just consider it as permanent new Mil-Spec spring.
31.9 GBP 13 £31.90 *
Delivery time approx. 7-14 days.
More than 10 pieces in USA warehouse

🔫 Upgrade your M4 Carbine with SPRINCO USA's Standard Spring Kit! Maintain 'fresh' Mil-Spec performance without frequent replacements. Perfect for shooters who value reliability. Learn more! ✨

Standard Power Buffer Spring. Equivalent spring load to a brand new Mil-Spec M4 Carbine Spring. This spring will perform reliably in any properly configured and maintained 5.56 Carbine, if you wish to maintain the performance of a "fresh" Mil-Spec load spring without concern for replacement. This is the best choice for shooters and purists that wish to maintain the performance of most factory supplied new Mil-Spec springs, but do not wish to be concerned with frequent replacement of same or do not have the time or inclination to seek enhanced performance options. Just consider it as permanent new Mil-Spec spring.
In stock
£9.90 * £9.90 - £18.90*
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In stock
£16.90 * £9.90 - £16.90*
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