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The mainspring is the most fundamental part in the concept of customization, and it is the part that determines bullet velocity and firing cycle. In addition to selecting high-quality materials, we have completely redesigned the winding pitch and heat treatment process.
![[LayLax] Non-Liner Spring MS90](http://rock-et.jp/cdn/shop/files/4582109580295_1024x1024.webp?v=1747110941)
![[LayLax] Non-Liner Spring MS90](http://rock-et.jp/cdn/shop/files/4582109580295_1_1024x1024.jpg?v=1747110941)
![[LayLax] Non-Liner Spring MS90](http://rock-et.jp/cdn/shop/files/4582109580295_2_1024x1024.jpg?v=1747110862)
![[LayLax] Non-Liner Spring MS90](http://rock-et.jp/cdn/shop/files/4582109580295_medium.webp?v=1747110941)
![[LayLax] Non-Liner Spring MS90](http://rock-et.jp/cdn/shop/files/4582109580295_1_medium.jpg?v=1747110941)
![[LayLax] Non-Liner Spring MS90](http://rock-et.jp/cdn/shop/files/4582109580295_2_medium.jpg?v=1747110862)
