M160 steel spring from SHS manufacturer. Made of high quality Japanese spring wire, which retains its characteristic for a long time. The average muzzle velocity of BB is 160 m/s. Provides power transmission to the piston, designed for use in all types of AEG electric actuators. The spirals have variable pitch for more efficient load distribution.

Inner diameter is cca. 11 mm.

Weight: 25g

Width (mm): 14

Length (mm): 175