Lancer Tactical M4 SD ProLine AEG
Lancer Tactical

Lancer Tactical M4 SD ProLine AEG

4.3

Best metal airsoft rifle for intermediate players seeking high performance.

A solid entry into the mid-tier electric rifle market, this platform balances durable metal construction with modern internal upgrades. The integrated electronic trigger and quick-change spring system make it a versatile choice for players who want reliable performance without the need for immediate modifications.

$240.00

In stock

at

Lancertactical

Fire Mode Semi-Automatic, Full-Automatic
Semi-Automatic
Semi-Automatic, Full-Automatic
Gearbox Version Version 2
M4 Proline
Version 2

More M4 options

Lancer Tactical Archon Proline Series M4

Lancer Tactical Archon Proline Series M4

$189.99

Lancer Tactical M4 Evo Gen 2

Lancer Tactical M4 Evo Gen 2

$159.99

Lancer Tactical Gen 2 M4 Evo

Lancer Tactical Gen 2 M4 Evo

$159.99

Lancer Tactical Gen 2 M4 AEG

Lancer Tactical Gen 2 M4 AEG

$189.99

Lancer Tactical Gen 2 M4

Lancer Tactical Gen 2 M4

$189.99

Lancer Tactical Gen 2 M4

Lancer Tactical Gen 2 M4

$159.99

Lancer Tactical Gen 2 M4 AEG Rifle

Lancer Tactical Gen 2 M4 AEG Rifle

$159.99

Lancer Tactical Gen 2 M4

Lancer Tactical Gen 2 M4

$179.99

Lancer Tactical Gen 2 M4 Carbine

Lancer Tactical Gen 2 M4 Carbine

$189.99

Lancer Tactical Gen 3 M4 Carbine

Lancer Tactical Gen 3 M4 Carbine

$207.99

Lancer Tactical Gen 3 M4

Lancer Tactical Gen 3 M4

$230.00

Lancer Tactical Gen 3 M4 AEG

Lancer Tactical Gen 3 M4 AEG

$214.00

Lancer Tactical Gen 3 M4 SopMod

Lancer Tactical Gen 3 M4 SopMod

$214.00

Lancer Tactical Gen 3 M4

Lancer Tactical Gen 3 M4

$230.00

Lancer Tactical M4 GEN 2 Crane Stock

Lancer Tactical M4 GEN 2 Crane Stock

$189.00

Lancer Tactical M4 SD ProLine

Lancer Tactical M4 SD ProLine

$235.00

Lancer Tactical Proline MK18 M4

Lancer Tactical Proline MK18 M4

$269.99

Lancer Tactical Viking Proline Series M4

Lancer Tactical Viking Proline Series M4

$269.99

Lancer Tactical M4 Gen 2

Lancer Tactical M4 Gen 2

$189.99

Lancer Tactical M4 Gen 2 EVO

Lancer Tactical M4 Gen 2 EVO

$189.99

Lancer Tactical Archon M4 Airsoft Rifle

Lancer Tactical Archon M4 Airsoft Rifle

$247.79

Lancer Tactical M4 AEG Airsoft Rifle

Lancer Tactical M4 AEG Airsoft Rifle

$179.00

Lancer Tactical Gen 3 M4 Carbine AEG Rifle

Lancer Tactical Gen 3 M4 Carbine AEG Rifle

$230.00

Lancer Tactical Archon M4

Lancer Tactical Archon M4

$185.00

Lancer Tactical Archon M4 Airsoft AEG

Lancer Tactical Archon M4 Airsoft AEG

$255.00

Lancer Tactical ProLine M4 AEG

Lancer Tactical ProLine M4 AEG

$215.00

Lancer Tactical Proline M4 SD Airsoft AEG

Lancer Tactical Proline M4 SD Airsoft AEG

$240.00

Lancer Tactical LT-24 M4 AEG

Lancer Tactical LT-24 M4 AEG

$240.00

Lancer Tactical Viking Proline Series M4 Airsoft Rifle

Lancer Tactical Viking Proline Series M4 Airsoft Rifle

$269.00

Who it's for

  • Players seeking a realistic feel and long-term structural integrity.
  • Competitive players wanting high performance and reliable trigger cycles.
  • Versatile skirmishers who play at both CQB and outdoor fields.

Who should skip it

  • Buyers who prefer guaranteed perfection without potential technical tinkering.
  • Users who rely on large batteries for extended day-long events.
  • Younger players prioritizing a lightweight and high-mobility loadout.

Performance breakdown

Build Durability

Full metal receiver and barrel assembly provide a reassuring, rugged feel.

Excellent

Trigger Response

Integrated MOSFET and electronic trigger unit deliver snappy, immediate firing cycles.

Excellent

Accuracy Potential

Polished 6.03mm tight bore barrel offers consistent groupings at medium range.

Excellent

Customization Ease

Quick-change spring system makes velocity adjustments simple for different field rules.

Excellent

Internal Reliability

Upgraded steel gears and high-torque motor handle sustained fire with ease.

Good

Field Versatility

Balanced length and FPS make this effective for both CQB and outdoor.

Excellent

Key Specs

Muzzle Velocity

330 - 349 FPS

Magazine Capacity

120 Rounds

Gearbox

Version 2 (Metal)

Inner Barrel Length

343mm

Overall Length

31" - 34.4"

Body Material

Metal Upper/Lower Receiver, Nylon Fiber Stock

Hop-up Type

Rotary

Power Source

Electric

Gun Type

AEG

Replica Platform

M4

Know before you buy

Still have a question?

Ask Metto anything about the Lancer Tactical M4 SD ProLine AEG before you decide.

Lancer Tactical M4 SD ProLine AEG

Ready to buy?

Lancertactical
Lancertactical
In stock
$240.00
Buy