SSR63 A2 Features CNC aluminum Top Rail and Handguard with M-LOK. Fiber-reinforced polymer externals. Programmable Electronic Trigger Unit (incl. burst, binary, pre-cocking, battery protection, and more…) Compatible with standard M4/AR magazines. Accurate due to rotary CNC & TDC like hop-up chamber & Maple Leaf custom flat bucking. Foldable stock for close-range engagements. Easily adjustable muzzle energy with a Quick Spring Exchange system. CNC outer barrel fixed with a trunnion for improved performance. Modern flat trigger with a shorter trigger pull. Designed by passionate Airsofters in Vienna, Austria. Vienna-based Tech support team. Capacity: 140BBs Power: 0.9-1.1 Joules & 1.4-1.6 Joules depending on selected variants. Length: 87cm / 65.5cm Weight: 2.76 kg * flash hider sold separately *