Guarder SR-16 BoreUp Full Gearbox Set (Fit SP130-170) Azimuth Steel Outer Barrel The rail also has rear

The rail also has rear sight gap for reference aiming

Co2 surpass the Top Gas

Hi-Cap U Mag for ASR/UAR/M4 Series AEG (Dark Earth)

SKU GP-COP038B Item Weight (gram) 230 Major Color Sand Built Material High Density Nylon Construction Manufacturer G&P

Guarder SR-16 BoreUp Full Gearbox Set (Fit SP130-170) Azimuth Steel Outer Barrel The rail also has rearA complete Gearbox Upgrade kit includes ALL parts for upgrading your Airsoft Electric Gun AEG Infinite Torque Up Version Guarder made this kit with all suitable parts to super tune up your AEG Rifle The combination of difference parts allow an optimal result & performance Hard and rigid material used, including S304 Stainless Steel, Brass, Polycarbonate, Aluminum, Acetal and Steel As always, upgrading AEG require necessary skill & technique to