Description
The LaserMax LMS-103-G4 Captive Spring Bushing is a precision replacement component engineered specifically for the LaserMax LMS-G4-19 Guide Rod Laser system installed in Glock 19 Gen 4 pistols. This bushing is designed to retain the captive recoil spring, ensuring proper alignment and reliable operation of the guide rod laser assembly.
Correct retention of the captive recoil spring is essential to the function and stability of a guide rod–mounted laser. Precision-manufactured to LaserMax specifications, the LMS-103-G4 spring bushing helps maintain consistent spring positioning during cycling, supporting dependable laser performance and overall firearm reliability.
Whether replacing a worn component or servicing an existing LaserMax installation, using the correct spring bushing helps preserve the intended fit and function of the LMS-G4-19 system. This component is engineered for Gen 4 Glock frames and should not be substituted with parts designed for other generations or LaserMax systems.
Always refer to the LaserMax Operator’s Manual to confirm correct part selection and compatibility prior to installation.
Note: This captive spring bushing is intended only for the LaserMax LMS-G4-19 Guide Rod Laser system and is compatible only with Glock 19 Gen 4 pistols. It is not compatible with other Glock models, generations, or non–Guide Rod Laser applications.






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