Sprinco Usa Spring Kit-Std Buffer & Hd 5-Coil Bolt Extractor Spring
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Sprinco USA
Overview
The Sprinco USA Spring Kit includes a standard buffer spring and a heavy-duty five-coil bolt extractor spring designed specifically for the AR-15 platform. The buffer spring helps regulate the cycling of the action, contributing to reliable function and improved recoil management, while the bolt extractor spring enhances the extraction process, ensuring spent casings are ejected smoothly. This spring kit is frequently utilized in mid-length gas system builds chambered in 5.56 NATO, making it a solid choice for those looking to enhance the performance and reliability of their AR-15.
Specifications
Available Merchants(1)
Frequently Built With
Based on build data
Aero Precision Stripped M4e1 Ar-15 Lower Receiver - Special Edition - Freedom
Lower Receiver
Strike Industries Cobra Billet Aluminum Trigger Guard - Red
Strike Industries End Plate and Anti-Rotate Castle Nut for Receivers, Red - SI-AR-UL-MFEP&ACN-RED
Phase 5 Tactical 90 Degree Ambi Safety Selector - Red
Safety
Rise Armament Ar-15 Magazine Release Button - Rise Red
Strike Industries AR-10 Shift Pins, Black - SI-AR10-SHIFT-BK
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.
| Product | Category | Times Built Together |
|---|---|---|
| Aero Precision Stripped M4e1 Ar-15 Lower Receiver - Special Edition - Freedom | Lower Receiver | 5 |
| Strike Industries Cobra Billet Aluminum Trigger Guard - Red | 4 | |
| Strike Industries End Plate and Anti-Rotate Castle Nut for Receivers, Red - SI-AR-UL-MFEP&ACN-RED | 4 | |
| Phase 5 Tactical 90 Degree Ambi Safety Selector - Red | Safety | 4 |
| Rise Armament Ar-15 Magazine Release Button - Rise Red | 4 | |
| Strike Industries AR-10 Shift Pins, Black - SI-AR10-SHIFT-BK | 4 |
| Platform | Percentage |
|---|---|
| AR-15 | 61.5% |
| AR-10 | 38.5% |
| Caliber | Percentage |
|---|---|
| 300 Blackout | 40% |
| 5.56 NATO | 40% |
| .223 Wylde | 20% |
| Gas System | Percentage |
|---|---|
| Mid-Length | 40% |
| Pistol | 40% |
| Carbine | 20% |
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