Lancer Tactical M4 SD ProLine

No, you do not need to open the gearbox. The quick-change spring system allows you to access and swap the spring directly through the rear of the receiver, making it much easier to adjust your FPS for different field limits.

The integrated MOSFET and electronic trigger unit are designed to handle high-discharge LiPo batteries efficiently. We recommend using a 7.4V or 11.1V LiPo battery with a Deans connector for the best trigger response and electrical protection.

Yes, the full metal upper and lower receiver, along with the metal barrel assembly, provide a solid, realistic weight and high durability. It is built to withstand the rigors of competitive airsoft play without feeling flimsy.

Absolutely. The rifle features a standard 20mm rail system, which is compatible with the vast majority of aftermarket tactical accessories, including red dot sights, foregrips, and flashlights.

A 6.03mm tightbore barrel reduces the gap between the BB and the inner wall of the barrel. This minimizes air leakage around the BB as it travels, which generally results in improved shot-to-shot consistency and better accuracy at range.

No, this model does not feature blowback. By omitting the blowback mechanism, the rifle offers a more reliable internal system with less wear and tear on the gearbox, which is a common preference for players prioritizing performance over recoil simulation.