The True Precision Recoil Spring Tuning Kit RXM is designed specifically for your Ruger RXM pistol, enhancing its performance with compensated or suppressed setups. Made from high-strength chrome-silicon, these springs provide exceptional durability, exceeding 20,000 compressions for long-lasting reliability. This versatile kit includes multiple spring weights-11-LB, 13-LB, 15-LB, 18-LB, 20-LB, and 22-LB-allowing you to fine-tune your firearm for optimal cycling and reduced recoil in various shooting situations. The included stainless steel billet-machined non-captured guide rod ensures smooth operation. 100% made in the USA for quality you can trust.