Rossi Neptune 10.5″ SAS T - HPA Edition - MechLabs XX-Mod

The Rossi Neptune 10.5″ SAS T - HPA Edition (MechLabs XX-Mod) is a high-performance, competition-ready airsoft platform built for players who want instant trigger response, consistent output, and serious reliability. Running on HPA (High Pressure Air), it delivers stable performance shot after shot with minimal variation - ideal for fast-paced CQB, speedsoft, and aggressive outdoor play where consistency and control win games.

With a compact 10.5" configuration, the Neptune SAS T is easy to manoeuvre through tight corners and around cover, while still offering the stability you want for accurate mid-range bursts. The MechLabs XX-Mod setup is designed for players who want a refined, purpose-built HPA package that's ready to run hard - perfect for high rate-of-fire builds, rapid semi-auto strings, and tournament-style play.

Key Features

• HPA-powered performance for outstanding consistency and efficiency
• Fast, crisp shooting feel - ideal for CQB and speedsoft
• Compact 10.5" setup for maximum manoeuvrability
• MechLabs XX-Mod configuration for a tuned, performance-focused build
• Great choice for players who want a premium, ready-to-run HPA platform

Specifications

• Brand: Rossi
• Model: Neptune SAS T
• Edition: HPA Edition
• Build/Variant: MechLabs XX-Mod
• Length/Configuration: 10.5"
• Type: HPA Airsoft Rifle / Carbine
• Power Source: HPA (requires air tank, regulator & line not included)
• Fire Modes: (Safe / Semi / Auto)
• Hop-Up: (adjustable)
• Magazine Type/Compatibility: (M4/AR AEG mags)
• Construction/Materials: (Metal / Polymer)
• Colour/Finish: (Black / Tan)
• FPS/Velocity: (Adjustable, with regulator)
• Included in the Box: Rifle, (magazine), (HPA fittings/accessories), manual