Reinforced spring for low capacity magazines

This is spare spring, which replace original one in your low-cap.magazine. Is made of stronger steel spring wire (diameter plus 0.1mm) with proper temper. Thanks of this it is able to pushout heavy bullets with higher speed. If you have gun with high rate of fire, standard magazines could cause problem with slow bullet feeding. This our AirsoftPro spring may solve your problems. it.
Notice: With this stronger spring, you loose some capacity of the magazine (due to wire diameter). For example 70 round magazine can hold around 60 BBs.

Material:  Steel spring wire DIN 17223/C
Application:  All low-cap magazines up to capacity 80 BBs
Purpose:  For faster supply heavy bullets from the magazine
Weight: 3,9g
Length: 59cm