and also fully compatible with stock bucking and most aftermarket soft and hard rubber bucking without losing FPS or dropping BBs

00mm to 21

allowing the user to add any additional accessories they may desire

Internally the Helios SR-16E Mod2 features an ARES EFCS Version 2 gearbox

Tokyo Marui Magazine for Hi-Capa 4.3 GBB Airsoft Pistol G&P and also fully compatible withSpecifications Brand: Tokyo Marui Material: Durable Aluminum Alloy With Polymer Base Magazine Capacity: 31 Rounds Color: Black Compatibility: Fits Most Hi Capa GBB Pistols Package Includes: 1x Magazine Features Durable Aluminum Alloy Designed Only For Tokyo Marui And Most Hi Capa GBB Pistols Holds Up To 31 Rounds Features An Extended Base Plate For Protection And Grabbing Gas Efficient Construction Consistently Fires BB's At The Same Output