Lancer Tactical Gen 3 Hellion 7" M-LOK Airsoft AEG Rifle w/ Crane Stock Color:Purple Gun features a standard 16mm

Gun features a standard 16mm CCW threaded outer barrel

ICS quality airsoft gas gun

This is for the mount system only

some other websites claim 1700 capacity

Programmable power supply with eFuse

Lancer Tactical Gen 3 Hellion 7" M-LOK Airsoft AEG Rifle w/ Crane Stock Color:Purple Gun features a standard 16mmSpecifications Brand: Lancer Tactical Operation: Electric Automatic Construction: Nylon Polymer Frame Metal Barrel Assembly Firing Modes: Semi Automatic, Full Automatic, Safe Muzzle Velocity: 380 400 FPS with 0. 20g BBs (High FPS spring installed, 330 350 FPS with 0. 20g BBs (Low FPS spring included in the box) ***Low FPS spring not included for Canada*** Magazine Capacity: 140 Round High Speed Mid Capacity Magazine (Compatible with most M4 magazines)