Spro USA

Sprinco USA Spring KIT-Enhanced Buffer Xp 5-Coil Bolt Extractor Spring

Spro USA Sprinco Usa Spring Kit-Enhanced Buffer Xp 5-Coil Bolt Extractor Spring - Buffer Spring for AR-15 - view 1
Spro USA Sprinco Usa Spring Kit-Enhanced Buffer Xp 5-Coil Bolt Extractor Spring - Buffer Spring for AR-15 - view 2
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Spro USA

Overview

The Sprinco USA Enhanced Buffer XP 5-Coil Bolt Extractor Spring is designed to improve the reliability and extraction performance of your AR-15 build. With its XP power rating, this spring provides increased tension and durability, ensuring consistent bolt function under various shooting conditions. This spring is commonly found in builds chambered for .308 Win, making it a solid choice for those looking to enhance their heavy-caliber rifles.

Specifications

MPN25008
PowerXP

Available Merchants(2)

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BattleHawk Armory
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$21.54
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Brownells
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$21.99
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Build history on GunPartPicker

Builders have added the Spro USA Sprinco USA Spring KIT-Enhanced Buffer Xp 5-Coil Bolt Extractor Spring to their builds on GunPartPicker. Since April 2026, it ranks #78 of the 116 buffer springs builders have added.

Today none of the 2 retailers we track has it in stock right now. Listed prices start at $21.54 at BattleHawk Armory for when it comes back.

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Frequently Built With

The part most often added in each category by the builds that include this one

Freedom Ordnance FG-15 Trigger Actuating Grip - FG-15

Freedom Ordnance FG-15 Trigger Actuating Grip - FG-15

Pistol Grip$285 · out of stockin 44% of them
Nemo AR-15 Ambidextrous Magazine Release

Nemo AR-15 Ambidextrous Magazine Release

Magazine Release$85 · out of stockin 44% of them
JP Enterprises Gen 2 AR 15 Silent Captured Spring Builder W Alternative Spring Pack H2 Buffer Version

JP Enterprises Gen 2 AR 15 Silent Captured Spring Builder W Alternative Spring Pack H2 Buffer Version

Buffer$205in 33% of them
Knights Armament Sr-25 Lower Receiver 7.62mm

Knights Armament Sr-25 Lower Receiver 7.62mm

Lower Receiver$1,528 · out of stockin 33% of them
Radian Weapons Talon Ambidextrous Safety Selector KIT - 4 Levers - Radian Grey

Radian Weapons Talon Ambidextrous Safety Selector KIT - 4 Levers - Radian Grey

Safety$95in 33% of them
Phase 5 Version 2 Extended Bolt Release, 2.15" - EBRV2

Phase 5 Version 2 Extended Bolt Release, 2.15" - EBRV2

Bolt Catch$61in 33% of them

Build Configuration Breakdown

Aggregated and anonymized data showing how builders use this product

Platform

92.5%
AR-1592.5%
AR-104.9%
AR-92.6%

Caliber

70%
5.56 NATO70%
.223 Wylde10.2%
300 Blackout7.6%
.308 Win4.2%
9mm2.2%
Other5.7%

Gas System

50.1%
Mid-Length50.1%
Carbine25.4%
Rifle12.1%
Pistol10.6%
Blowback1.1%
Other0.8%

Builds Featuring This Part

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Builds in the community that include the Sprinco Usa Spring Kit-Enhanced Buffer Xp 5-Coil Bolt Extractor Spring

BuildPartsTotal
Second 5.56 build build
Second 5.56 build		26$2778.29

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