One piece stainless steel spring guide for VSR.
Works best with my SCW 90° VSR piston.
 
Bit longer than standard spring guides - may not work with all brands of pistons ( can be shortened )
 
Key specs :
- 7.5 mm shaft diameter
- Able to take 13 mm springs ( with additional nylon sleeve ).
- Smooth surface
- Wide diameter of rear part 12.7 mm helps center a piston in a cylinder
 
Made out of :
Stainless steel 
 
Package consists of :
- One piece stainless steel spring guide