M170-S STEEL SPRING FOR SNIPER AIRSOFT PRO RIFLES (AiP-4496)

Spring for airsoft sniper rifles. The most important part in the rifle, which affects the power and shooting range. This spring is made with the best VDSiCr spring cable, OTEVA 70 SC, 33g. The surface is protected by phosphating and Wurth conservation.

The outer diameter of this spring is 12.9mm, the inner diameter is 9mm. The length is 242 mm. It can be inserted in a maximum length of 85 mm.

Before purchasing, check the piston if this spring fits well. Common plastic pistons have a smaller diameter. This spring is designed for reinforced pistons with 13mm inner hole !!! . The spring is not suitable for the SVD spring loaded rifle.