GunPartPicker
Strike Industries Flat Wire Spring for AR Carbine - AR-FWS-C

Strike Industries

Strike Industries Flat Wire Spring for AR Carbine - AR-FWS-C

Length: Carbine
Platform: AR-15/AR-10
Spring Type: Flat Wire
$22
Currently Available
Strike Industries Flat Wire Spring, 10" L x 0.75" ID x 0.94" OD - AR-FWS-P

Strike Industries

Strike Industries Flat Wire Spring, 10" L x 0.75" ID x 0.94" OD - AR-FWS-P

Length: 10
Spring Type: Flat Wire
$15
Currently Available
Strike Industries Ar Carbine Flat Wire Spring

Strike Industries

Strike Industries Ar Carbine Flat Wire Spring

Length: Carbine
Platform: AR-15/AR-10
Spring Type: Flat Wire
$22
Currently Available
CMMG AR-15 Lower Springs and Pins Kit - 55AFF75

CMMG

CMMG AR-15 Lower Springs and Pins Kit - 55AFF75

Platform: AR-15
$10
Currently Available
Sprinco Usa Spring Kit- Xp Buffer Spring W/ Dual Extractor Spring Set

Spro USA

Sprinco Usa Spring Kit- Xp Buffer Spring W/ Dual Extractor Spring Set

5.0 (1 review)
Platform: AR-15
Power: XP
$23
Currently Available
Geissele Automatics Super 42 Rifle Length Spring

Geissele

Geissele Automatics Super 42 Rifle Length Spring

Length: Rifle
$33
Currently Available
Aero Precision Ar-15 Carbine Recoil Buffer Spring 17-7 Ss

Aero Precision

Aero Precision Ar-15 Carbine Recoil Buffer Spring 17-7 Ss

5.0 (1 review)
Length: Carbine
Platform: AR-15
$5
Currently Available
Sprinco Usa 308 M4 Extension Tube Cs Xp Buffer Spring in Hard Tube

Spro USA

Sprinco Usa 308 M4 Extension Tube Cs Xp Buffer Spring in Hard Tube

Length: Carbine
Platform: AR-10
Power: XP
$19
Currently Available
Luth-Ar Llc Ar-15 Carbine Buffer Spring

Luth-AR

Luth-Ar Llc Ar-15 Carbine Buffer Spring

Length: Carbine
Platform: AR-15
$5
Currently Available
Aero Precision Ar .308 Rifle Buffer Spring

Aero Precision

Aero Precision Ar .308 Rifle Buffer Spring

Length: Rifle
Platform: AR-10
$9
Currently Available
CMMG Upper Pins and Springs Parts Kit - 55AFF2F

CMMG

CMMG Upper Pins and Springs Parts Kit - 55AFF2F

Platform: AR-15
$12
Currently Available
Expo Arms Ar-15 Carbine Buffer Spring - 17-7 Steel

Expo Arms

Expo Arms Ar-15 Carbine Buffer Spring - 17-7 Steel

Length: Carbine
Platform: AR-15
$6
Currently Available
J P Enterprises Tuned Buffer Spring, Rifle

JP Enterprises

J P Enterprises Tuned Buffer Spring, Rifle

Length: Rifle
Spring Type: Tuned
$21
Currently Available
Sprinco Usa Spring Kit-Std Buffer & Hd 5-Coil Bolt Extractor Spring

Spro USA

Sprinco Usa Spring Kit-Std Buffer & Hd 5-Coil Bolt Extractor Spring

Platform: AR-15
$21
Currently Available
Sprinco Usa M16 Rifle Cs Buffer Spring Stand-Alone

Spro USA

Sprinco Usa M16 Rifle Cs Buffer Spring Stand-Alone

Length: Rifle
Platform: AR-15
$19
Currently Available
CMMG AR-15 Carbine Action Buffer Spring - 55CA9A2

CMMG

CMMG AR-15 Carbine Action Buffer Spring - 55CA9A2

Length: Carbine
Platform: AR-15
$5
Currently Available
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Buffer Spring: most added in September 2026

The buffer spring parts builders added most in September 2026, ranked from every build on GunPartPicker.

  1. 1.Strike Industries Flat Wire Spring for AR Carbine - AR-FWS-CStrike Industries
  2. 2.Strike Industries Flat Wire Spring, 10" L X 0.75" ID X 0.94" OD - AR-FWS-PStrike Industries
  3. 3.Geissele Automatics Super 42 Rifle Length SpringGeissele
  4. 4.Strike Industries AR Carbine Flat Wire SpringStrike Industries
  5. 5.Sprinco USA Spring KIT- Xp Buffer Spring W/ Dual Extractor Spring SetSpro USA

Updated · counts come from real builds on GunPartPicker

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Read the full guide: AR-15 Buffer Spring Guide →

Prices checked · refreshed daily across 37 retailers