NEW RWS-Diana-Original 350 Drop In Spring
Full magnum power and fits the factory guide nicely.
Drop in RWS spring- all 350's- Ruger Air Magnum
Best cost effective solution on the market for drop in power and smoothness when used with our heavy tar.
Enough room left to add a front guide if required.
Can be preset for an easier install- check for that option in the spring setting section.
.128" x 37 x .550" ID