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Ships within 48 hours · Estimated delivery Jul 28 - Aug 2
protective masks
smooth finish for seamless cycling and long-range accuracy
Longer and tighter barrels will yield a higher velocity while shorter or wider barrels will be yield a lower velocity
Wear resistance with good sound elimination
except KWA) Standard M4/M16 AEG series rifles
Lonex Compression Upgrade Set w/ POM Type Piston Head for Airsoft AEG Rifles (Model: M4A1) BATTERIES protective masksFeatures Durable steel cylinders with grooves for improved heat dissipation Internal polishing reduces friction between the cylinder and cylinder head Precision CNC machined aluminum piston head and cylinder head Steel ball bearing piston head helps with smoother rotation of spring during compression Ventilation holes in the piston head greatly increase the speed the piston travels, resulting in faster cycling Size matched piston head improves air
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