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Kendallvest
M4 Carbine by ardesofmiche (reddit)

M4 Carbine by ardesofmiche (reddit) 5.56 NATO AR-15 Build

With the M4 No Handguards upper receiver, Daniel Defense 7" Omega Rail handguard and Geissele SSA-E X Lightning Bow trigger.

Updated

12 of 12 core parts · complete
Shop the parts$2583.25

14.5 inch AR-15 Specs

Platform
AR-15
Caliber
5.56 NATO
Overall Length
32"
Gas System
Carbine
Lower
Knights Armament
Weight
8

How this build compares to other 14.5 inch AR-15 builds

From parts picked in GunPartPicker builds · November 2026

The Geissele SSA-E X Lightning Bow is the #1 trigger in 14.5 inch AR-15 builds on GunPartPicker, picked in about 1 in 4 of them.

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See popular 14.5 inch AR-15 builds

14.5 inch AR-15 Parts List(7 parts)

Est. Total
$2583.25
Lower Receiver
Knights Armament Sr-15 Iws Lower Receiver Complete
Platform: AR-15
Trigger Pin: .154
Assembly: Complete
Color: Black
Caliber: 5.56 NATO
Finish: Hardcoat Anodized
Controls: Non-Ambi
Material: 7075-T6 Aluminum
Style: Forged
Buy at Brownells
Upper Receiver
M4 Upper Receiver Assembly No Handguards - Le6921 Upper Receiver 14.5 Barrel W/ Bcg & Charging Handle
Receiver Type: M4
Assembly: Complete
Platform: AR-15
Barrel Length: 14.5
Handguard
Daniel Defense Ar-15 7" Omega Rail Picatinny Quad Rail Black
Gas System Length: Carbine
Handguard Length: 7
Color: Black
Mounting Interface: Picatinny
Material: Aluminum
Platform: AR-15
Trigger
Geissele Automatics Llc Ar-15 Ssa-E X Lightning Bow Trigger
Type: Two-Stage
Platform: AR-15
Pull Weight: 1.5-5 lbs
Foregrip
GG&G Vertical Foregrip with Waterproof Storage
Grip Type: Vertical
Storage: No
Color: Black
Mounting Interface: Picatinny
Iron Sights
Aim Sports A2 AR-15 Carry Handle - MT017
Style: Carry Handle
Material: 6061-T6 Aluminum
Front Sight
Midwest Industries, Inc. Ar-15 Combat Fixed Front Sight
Color: Black
Material: 6061-T6 Aluminum
Style: Fixed
Estimated Build Total
$2583.25

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