SHS Spring Set v.2 Gearbox

SHS AEG Upgrade Spring M160Material: Piano wire Gross weight: 36g

SHS AEG Upgrade Spring M190Material: Piano wire Gross weight: 40g

SHS Spring Set v.3 GearboxFor v.3 gearbox 6 pictured springs are included Gross Weight: 8g

SHS M4 Cylinder Head Short - Red For v.2 series gearbox Fits M4/M16 series Reinforced cylinder head CNC machined 7075 aluminum Double O-Ring with shock-absorbing rear pad When the gearbox cycles, the...

SHS Cylinder Set M4 v.2 AEGMaterial: Stainless Steel Super smooth, highly polished inner bore reduces friction and improves efficiency Ribbed outer surface dissipates heat For v.2 M4 AEG...