- Pro-Guide Spring Retainer
- Fits RWS Diana 34, 36, 38, 48, 52 & 54 models with T01 or T05 trigger
- Dampens spring vibration & twang
- Less vibration = greater accuracy!
- Significantly improves the rifle's shooting characteristics!
- May increase velocity!
- Superior to heavy lubes & custom tunes
- Includes a mainspring with retainers for both ends of the spring
- Includes professional installation by our experienced airgunsmiths! Call customer service at 888-262-4867 for information about sending us your gun for installation.