CowCow RM1 Stainless Steel Guide Rod For Hi-Capa 4.3 & 5.1 (Black)
Stainless Steel material with CNC machined
Drop-in 2nd spring and additional spring housing design
3 different wright of recoil springs for precise calibration
Combine with primary spring to soften recoil
Enhanced the reaction force to speed up to blow-back cycle
Available in Silver, Black, Gold & Rainbow (Titanium Coating)