SLR SD Gen 4 AEG w/ Aster II Bluetooth ETU – (Black) – 13″ by Lancer Tactical

The SLR 13″ SD Lancer Tactical Gen 4 AEG with Aster II Bluetooth ETU delivers a premium modern rifle platform built for players who want next-level performance, programmability, and reliability straight out of the box. Constructed from a durable metal alloy with a weather-resistant matte black finish, this AEG features Lancer Tacticals reinforced Gen 4 gearbox paired with the pre-installed GATE ASTER 2 Bluetooth MOSFET. This system allows users to fine-tune trigger response, firing modes, and protection settings through the Gate app while taking full advantage of the Adjustable Quantum Trigger for faster, crisper operation. Shooting at 380 to 400 FPS and feeding from a 140-round advanced polymer mid-cap magazine, the rifle delivers consistent power and precision through its CNC rotary hop up chamber and 6.03mm tight bore inner barrel. Officially licensed SLR Rifleworks components elevate both performance and aesthetics, including the CNC-machined SD Series M-LOK handguard and SLR mock suppressor, paired with a monolithic picatinny upper rail for optics and accessories.

Designed with full ambidextrous controls, this Gen 4 AEG ensures smooth handling for both left-and right-handed players. The enhanced fire controls, ambidextrous charging handle with a functional bolt catch, and multiple QD sling points allow fast manipulation during high-intensity gameplay. The NSR stock with a rubberized buttpad offers stable shouldering, while the ergonomic pistol grip with quick motor access makes tuning and maintenance easier. The quick change spring system allows players to swiftly adjust FPS to meet indoor or outdoor field requirements, and the Deans connector supports efficient battery performance. Upgraded Faxon flip up sights provide rapid target acquisition, rounding out a rifle built for competitive airsoft, tactical training, and players seeking a high-end AEG with advanced electronics. With its blend of cutting-edge internal technology, licensed SLR externals, and user-focused ergonomics, the SLR 13″ SD Gen 4 AEG stands out as a top-tier option for buyers searching for a modern, programmable, and ultra-capable airsoft rifle.