Strike Industries AR Carbine Flat Wire Spring
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Strike Industries
Overview
The Strike Industries AR Carbine Flat Wire Spring is designed specifically for AR-15 and AR-10 platforms, providing reliable performance in a carbine-length configuration. The flat wire construction enhances durability and reduces the risk of coil binding, which can improve the overall function of your firearm. This spring is often found in builds featuring a mid-length gas system and 5.56 NATO caliber, making it a solid choice for builders focused on reliability and performance in their setups.
Specifications
Available Merchants(5)
Prices checked
Price Alert
November 2026 so far on GunPartPicker
Strike Industries AR Carbine Flat Wire Spring is the fifth most added buffer spring on GunPartPicker so far in November 2026, behind the Strike Industries Flat Wire Spring, 10" L X 0.75" ID X 0.94" OD - AR-FWS-P, with about 5% of all buffer springs added to builds. Up from #6 in October. Builds with this buffer spring are mostly chambered in 5.56 NATO (69%, then .223 Wylde 13%), split between mid-length (50%) and carbine-length (22%) gas systems, and mostly AR-15 (93%).
Availability is good: it was in stock at one retailer or another nearly every time we checked in October 2026, and today 4 of the 5 retailers we track have it in stock. Prices barely moved in October 2026, holding around $21.95, with no real sale all month. Buying today, the lowest price is $18.66 at AT3 Tactical, which matches the best price we saw in October.
Updated · from real builds on GunPartPicker · Prices checked · refreshed daily across 37 retailers
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Frequently Built With
The part most often added in each category by hundreds of builds that include this one
CMMG AR-15 Carbine Buffer Assembly - 55CA977
Sharps Bros Showdown Stripped Lower Receiver - Black, Unique Design and High-Performance for Custom AR Builds - SBLR11
Strike Industries Extended Bolt Catch
Rise Armament AR-15 Magazine Release Button - Rise Red
Timber Creek Outdoors AR-15 Takedown Pin Set - Red
Rise Armament Advanced Performance Trigger, Red - RA-535-RED-ARP
Build Configuration Breakdown
Aggregated and anonymized data showing how builders use this product
PlatformBased on real build data showing which platform (AR-15, AR-10, AR-9) builders pair with this product.
CaliberBased on real build data showing which calibers builders choose alongside this product.
Gas SystemBased on real build data showing which gas system lengths builders use with this product.
Builds Featuring This Part
See all builds →Builds in the community that include the Strike Industries Ar Carbine Flat Wire Spring
| Build | Parts | Total |
|---|---|---|
 | 27 | $2063.67 |
 | 26 | $1847.11 |
 | 30 | $7800.48 |
 | 24 | $946.38 |
 | 16 | $2017.00 |
 | 19 | $2976.80 |
 | 22 | $3372.21 |
 | 26 | $1847.74 |
 | 24 | $737.26 |
 | 27 | $1339.64 |
 | 27 | $1872.40 |
 | 30 | $2897.67 |
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