Function:Coil Spring Sleeves are designed to help dampen noise and reduce paint wear caused by contact between coils on springs under heavy load while maintaining a constant spring rate throughout the range of travel.
External Testing Certification: ISO9001
Reliable quality: high-quality materials, long service life.
Scope of application:Fits all springs with 0.500" wire diameter (+/- .050") and spring body diameter of 5.0" (+/- 0.5").